Science Sense

4th Grade ActivityPart 3

Physical Sciences

THE TRANSFER OF HEAT THROUGH AN OBJECT IS CALLED:

CONDUCTI

ON

MAG

NETISM

ELECTRIC

ITY

33% 33%33%1. CONDUCTION2. MAGNETISM3. ELECTRICITY

WHAT HAPPENS TO METALS WHEN THEY ARE HEATED?

THEY C

ONTRACT

THEY E

XPAND

THEY F

REEZE

33% 33%33%1. THEY CONTRACT2. THEY EXPAND3. THEY FREEZE

WHAT WILL HAPPEN TO PITCH IF YOU INCREASE THE FREQUENCY OF A SOUND

WAVE?

IT W

ILL G

ET HIG

HER

IT W

ILL G

ET LOW

ER

IT W

ILL G

ET LOUDER

33% 33%33%1. IT WILL GET HIGHER2. IT WILL GET LOWER3. IT WILL GET

LOUDER

WHAT IS THE HARDEST MINERAL KNOWN ON EARTH?

DIA

MO

ND

TALC

QUARTZ

33% 33%33%1. DIAMOND2. TALC3. QUARTZ

IF YOU PLACE SUGAR AND SALT IN A CONTAINER AND STIR IT UP, YOU FORM A:

COM

POUND

GAS

MIX

TURE

33% 33%33%1. COMPOUND2. GAS3. MIXTURE

WHAT KIND OF CHANGE PRODUCES A NEW SUBSTANCE?

PHYSIC

AL

CHEM

ICAL

MAG

NETIC

33% 33%33%1. PHYSICAL2. CHEMICAL3. MAGNETIC

WHAT HAPPENS TO THE SPEED OF LIGHT WHEN IT GOES FROM AIR INTO GLASS?

SPEEDS U

P

SLOW

S DO

WN

NO C

HANGE

33% 33%33%1. SPEEDS UP2. SLOWS DOWN3. NO CHANGE

LIGHTNING IS WHAT TYPE OF ELECTRICITY?

STATIC

CURRENT

MAG

NETIC

33% 33%33%1. STATIC2. CURRENT3. MAGNETIC

SOUND WILL NOT TRAVEL THROUGH A:

VACUUM

GAS

LIQ

UID

33% 33%33%1. VACUUM2. GAS3. LIQUID

WHAT UNIT DO WE USE TO MEASURE HOW LOUD A SOUND IS?

AM

PLIFIE

R

DECIB

EL

METER

33% 33%33%1. AMPLIFIER2. DECIBEL3. METER

WHAT WILL HAPPEN IF A POSITIVE OBJECT IS PLACED NEAR ANOTHER POSITIVE OBJECT?

ATTRACTIO

N

REPULSIO

N

HEAT

33% 33%33%1. ATTRACTION2. REPULSION3. HEAT

WHAT HAPPENS TO WATER IF IT IS HEATED TO 100° CELSIUS?

BOIL

S

FREEZES

BURNS

33% 33%33%1. BOILS2. FREEZES3. BURNS

IF A SHINY SUBSTANCE CAN BE BENT INTO DIFFERENT SHAPES WITHOUT BREAKING, IT'S PROBABLY A:

GAS

METAL

GLASS

33% 33%33%1. GAS2. METAL3. GLASS

WHAT IS THE DIFFERENCE BETWEEN SPEED AND VELOCITY?

SPEED S

LOWS D

OWN

DIR

ECTION

FREQ

UENCY

33% 33%33%1. SPEED SLOWS

DOWN2. DIRECTION3. FREQUENCY

IF A CAR GOES FASTER AND FASTER, IT:

DECELERATE

S

ASCENDS

ACCELERATES

33% 33%33%1. DECELERATES2. ASCENDS3. ACCELERATES

THE RATE AT WHICH AN OBJECT MOVES IN TIME IS CALLED:

REFR

ACTION

CONDUCTI

ON

SPEED

33% 33%33%1. REFRACTION2. CONDUCTION3. SPEED