Layers of the Earth 4th - NJCTLcontent.njctl.org/courses/science/4th-grade... th4 Grade PSI Science History of Planet Earth Plates 4th Grade PSI Science Name _____ Homework Directions:

www.njctl.org 4th Grade PSI Science History of Planet Earth

Layers of the Earth 4th Grade PSI Science Name ____________________________________ Homework Directions: Use the word bank to complete the sentences.

1. The Earth has __________________________________ layers.

2. The __________________________________ is very hot liquid.

3. The _______________________________________ is Earth’s large middle layer and is

made up of very hot rocks.

4. Earth’s cool outer layer, made up of mostly solid rock that we live on is called

the ____________________________________.

5. The _______________________________________ is solid.

6. The _______________________________________ is Earth’s very hot center that is

broken up into two parts.

Directions: Use the word bank to label the Earth’s layers.

inner core mantle core

crust outer core three


crust outer core


Types of Rocks 4th Grade PSI Science Name ____________________________________ Homework Directions: Use the word bank to complete the sentences. Some words can be used more than once.

1. ______________________________________ is rock formed from sediment.

2. __________________________________ is rock formed when melted rock cools and hardens from magma.

3. Sedimentary rock is formed from ___________________________ that builds up over many of years.

4. Sediment rock hardens after _____________ of being formed.

5. Melted rock found on the Earth’s mantle is called _________________.

6. Rocks are made out of ____________________________.

7. __________, _____________, and _____________ form sediment rocks.

8. Metamorphic rock is made of rocks that were ___________________________________

and _________________________________ before.

9. Metamorphic rocks are made using intense ___________________ and

_________________________.

minerals igneous rock magma mud heat

gravel sedimentary rock sand sediment years pressure


Fossils 4th Grade PSI Science Name ____________________________________ Homework Directions: Use the word bank to complete the sentences. Some words may be used more than once.

1. Fossils are made from different things such as __________________________________,

__________________, _________________________ and _____________________________________.

2. Fossils are traces of plants and animals in ________________________________________.

3. _________________________ represent the remains or traces of once living

organisms.

4. A rock with the exact whole shape of the original plant or animal is a

______________________________.

5. ___________________ fossils show the activity of an animal.

6. ___________________ fossils can show the imprint of a shell or leaf.

7. Explain how a cast fossil is formed. 8. _________________________________________________________________________________________

_________________________________________________________________________________________

_________________________________________________________________________________________

_________________________________________________________________________________________

fossils cast fossil sedimentary rocks bones plants mold trace

footprints bodies of animals three


Plates 4th Grade PSI Science Name ____________________________________ Homework

Directions: Use the word bank to complete the sentences.

1. The movement of the Earth’s plates is called ________________________________.

2. _________________________ are sections of the Earth’s crust that slowly moves.

3. The plates float on top of the Earth’s ____________________________, which is made

of liquid rock.

4. _____________________________________ are the boundaries of where the plates

move.

5. When plates collide, move apart or slide by each other ________________________

and ________________________ can occur.

6. When the plates move apart the ____________________________________ cracks

7. When the plates move, pieces of continental and oceanic _______________________

also move.

Directions: Name what the bold black lines are and tell what they do.

_________________________________________________________________________________________________

_________________________________________________________________________________________________

plate tectonics crust plates plate boundaries mantle earthquakes volcanoes sea floor


_________________________________________________________________________________________________

_________________________________________________________________________________________________

_________________________________________________________________________________________________

_________________________________________________________________________________________________


Earthquakes

4th Grade PSI Science Name ____________________________________ Homework Directions: Use the word bank to complete the sentences.

1. __________________________ are the shaking that results from the movement of

rock beneath Earth's surface.

2. Earthquakes cause the Earth to ___________________________________.

3. Three different types of ______________________________ occur during earthquakes,

causing the earthquakes to be different.

4. Earthquakes occur by ________________________________, where the plates

compress, pull or shear the crust so much causing the crust to break.

5. The three types of faults are a ____________________________________, a

_________________________________ and a ______________________________________.

Directions: Answer the question in a complete sentence. Explain what happens during either a strike-slip faults, a normal faults or reverse faults. Select one to explain. _________________________________________________________________________________________________

_________________________________________________________________________________________________

_________________________________________________________________________________________________

_________________________________________________________________________________________________

plate boundaries shift strike-slip fault earthquakes reverse fault faults normal fault


_________________________________________________________________________________________________

_________________________________________________________________________________________________

_________________________________________________________________________________________________

_________________________________________________________________________________________________


Volcanoes 4th Grade PSI Science Name ____________________________________ Homework Directions: Use the word bank to complete the sentences.

1. Volcanoes ________________________ at weak spots on the Earth’s surface at plate

boundaries.

2. ____________________________ are mountains that project lava out of them.

3. _____________________________ collects in a chamber deep inside the Earth.

4. As more magma enters the chamber, more __________________________ builds up.

5. Liquid magma that reaches the surface is called ____________________________.

6. Most volcanoes occur at __________________________________________.

7. Most active volcanoes are located around the edge of the 5 big plates called

the ________________________________________________.

8. Active, dormant and extinct are the _________________________ types of volcanoes.

Directions: Name the area that the arrow is pointing to and explain why it is named that.

plate boundaries erupt pressure magma three lava Ring of Fire volcanoes


Effects from Earthquakes and Volcanoes 4th Grade PSI Science Name ____________________________________ Classwork Directions:

1. Draw a picture in the before box that isn’t effected by an earthquake or volcano.

2. Draw a picture in the after box of that same area after it is affected by a tsunami, flood or destruction of structures, or fire an earthquake or volcano.

3. Explain what happened in the after picture for it to look like it does. ______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________


Effects from Earthquakes and Volcanoes 4th Grade PSI Science Name ____________________________________ Homework Directions: Use the word bank to complete the sentences.

1. Both earthquakes and volcanoes occur along ____________________________________.

2. _________________________________ and _________________________ have effects on the Earth that change the land form and surrounding areas.

3. ___________________ are a large wave produced by an earthquake and volcano on the ocean floor.

4. Earthquakes and volcanoes can break electricity/gas lines that can cause ______________.

5. ___________________ are caused by earthquakes and volcanoes.

6. Earthquakes and volcanoes cause _______________________ of structures such as buildings, bridges, roads and standing structures.

volcanoes earthquakes destruction plate boundaries tsunamis

fires floods


Layers of the Earth 4th Grade PSI Science Name ____________________________________ Homework –Answer Key Directions: Use the word bank to complete the sentences.

1. The Earth has three layers. 2. The outer core is very hot liquid. 3. The mantle is Earth’s large middle layer and is made up of very hot rocks. 4. Earth’s cool outer layer, made up of mostly solid rock that we live on is called

the crust. 5. The inner core is solid. 6. The core is Earth’s very hot center that is broken up into two parts.

Directions: Use the word bank to label the Earth’s layers.

crust

Inner core

core

Outer core


crust outer core three


crust outer core

mantle


Types of Rock 4th Grade PSI Science Name ____________________________________ Homework- Answer Key Directions: Use the word bank to complete the sentences.

1. Sedimentary rock is rock formed from sediment.

2. Igneous rock is rock formed when melted rock cools and hardens from magma.

3. Sedimentary rock is formed from sediment that builds up over many of years.

4. Sediment rock hardens after years of being formed.

5. Melted rock found on the Earth’s mantle is called magma.

6. Rocks are made out of minerals.

7. Mud, sand and gravel form sediment rocks. 10. Metamorphic rock is made of rocks that were sedimentary rocks and igneous

rocks before.

11. Metamorphic rocks are made using intense heat and pressure.

minerals igneous rock magma mud

gravel sedimentary rock sand sediment years


Fossils 4th Grade PSI Science Name ____________________________________ Homework- Answer Key Directions: Use the word bank to complete the sentences.

1. Fossils are made from different things such as bones, plants, footprints and bodies of animals.

2. Fossils are traces of plants and animals in sedimentary rocks.

3. Fossils represent the remains or traces of once living organisms.

4. A rock with the exact whole shape of the original plant or animal is a cast fossil.

5. Trace fossils show the activity of an animal.

6. Mold fossils can show the imprint of a shell or leaf.

7. Explain how a cast fossil forms.

A cast fossil is formed when a mold fossil or the inside shape of a plant or animal such as a shell is filled in with sediment that eventually hardens to become sedimentary rock. The remains of the plant and animal decay away.

fossils cast fossil sedimentary rocks bones plants rock

footprints bodies of animals three


Plates 4th Grade PSI Science Name ____________________________________ Homework- Answer Key

Directions: Use the word bank to complete the sentences.

1. The movement of the Earth’s plates is called plate tectonics. 2. Plates are sections of the Earth’s crust that slowly move. 3. The plates float on top of the Earth’s mantle, which is made of liquid rock. 4. Plate boundaries are the boundaries of where the plates move. 5. When plates collide, move apart or slide by each other earthquakes and

volcanoes can occur. 6. When the plates move apart the sea floor cracks 7. When the plates move, pieces of continental and oceanic crust also move.

Directions: Name what the bold black lines are and tell what they do.

The bold black likes are the plate boundaries. The plates move within the plate boundaries.

plate tectonics crust plates plate boundaries mantle earthquakes volcanoes sea floor


Earthquakes 4th Grade PSI Science Name ____________________________________ Homework- Answer Key Directions: Use the word bank to complete the sentences.

1. Earthquakes are the shaking that results from the movement of rock beneath Earth's surface.

2. Earthquakes cause the Earth to shift.

3. Three different types of faults occur during earthquakes, causing the

earthquakes to be different.

4. Earthquakes occur by plate boundaries, where the plates compress, pull or shear the crust so much causing the crust to break.

5. The three types of faults are a strike-slip fault, a reverse fault and a normal fault.

Directions: Answer the question in a complete sentence. Explain what happens during either a strike-slip faults, a normal faults or reverse faults. Select one to explain. Reverse faults: The rocks on either side of the fault slipped up a little. Normal faults: The fault that the hanging wall slides downward. It is caused by tension in the crust.

Strike- slip faults: The fault that the hanging wall slides upward

plate boundaries shift strike-slip fault earthquakes reverse fault faults normal fault


Volcanoes 4th Grade PSI Science Name ____________________________________ Homework- Answer Key Directions: Use the word bank to complete the sentences.

1. Volcanoes erupt at weak spots on the Earth’s surface at plate boundaries. 2. Volcanoes are mountains that project lava out of them. 3. Magma collects in a chamber deep inside the Earth. 4. As more magma enters the chamber, more pressure builds up. 5. Liquid magma that reaches the surface is called lava. 6. Most volcanoes occur at plate boundaries. 7. Most active volcanoes are located around the edge of the 5 big plates called

the Ring of Fire. 8. Active, dormant and extinct are the three types of volcanoes.

Directions: Name the area that the arrow is pointing to and explain why it is named that. This area is called the Ring of Fire. It is called the Ring of Fire because this is where the edges of the 5 big plates are and where most volcanoes occur.

plate boundaries erupt pressure magma three lava Ring of Fire volcanoes


Effects from Earthquakes and Volcanoes 4th Grade PSI Science Name ____________________________________ Classwork- Answer Key Directions:

1. Draw a picture in the before box that isn’t effected by an earthquake or volcano.

2. Draw a picture in the after box of that same area after it is affected by a tsunami, flood or destruction of structures, or fire an earthquake or volcano.

3. Explain what happened in the after picture for it to look like it does. Answers will vary depending on what they drew.


Effects from Earthquakes and Volcanoes 4th Grade PSI Science Name ____________________________________ Homework- Answer Key Directions: Use the word bank to complete the sentences.

1. Both earthquakes and volcanoes occur along plate boundaries.

2. Earthquakes and volcanoes have effects on the Earth that change the land form and surrounding areas.

3. Tsunamis are a large wave produced by an earthquake and volcano on the ocean floor.

4. Earthquakes and volcanoes can break electricity/gas lines that can cause fires.

5. Floods are caused by earthquakes and volcanoes.

6. Earthquakes and volcanoes cause destruction of structures such as buildings, bridges, roads and standing structures.

volcanoes earthquakes destruction plate boundaries tsunamis

fires floods


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Layers of the Earth 4th - NJCTLcontent.njctl.org/courses/science/4th-grade... th4 Grade PSI Science History of Planet Earth Plates 4th Grade PSI Science Name _____ Homework Directions: