Jeopardy

A? B? C? D? E?

$100 $100 $100 $100 $100

$200 $200 $200 $200 $200

$300 $300 $300 $300 $300

$400 $400 $400 $400 $400

$500 $500 $500 $500 $500

ANSWER

Any force on an object causes it to change this

QUESTION

What is: Its motion

ANSWER

The name of the force that pulls any two objects toward each other

QUESTION

What is: gravity

ANSWER

• Astronauts weigh less on the moon than on Earth because the Moon has this

QUESTION

What is: LESS GRAVITY than Earth

ANSWER

• This is the name of the force that slows moving objects down

QUESTION

• What is: friction

ANSWER

• The child who has the most potential energy is the one who is sitting here on the slide

QUESTION

• What is: sitting at THE TOP of the slide

ANSWER

When a person starts to move, potential energy changes to this

QUESTION

What is: Kinetic energy

ANSWER

• A battery-powered car uses this type of energy

QUESTION

• What is: Chemical energy

ANSWER

When you carry the laundry downstairs (you DO carry the laundry downstairs, DON’T YOU???). Anyways, when you carry the laundry downstairs, you are do this

QUESTION

• What is: WORK!

ANSWER

• A nail is an example of this type of simple machine

QUESTION

• What is: a wedge

ANSWER

You would use this type of simple machine to move a heavy box up a ramp

QUESTION

• What is: an Inclined Plane

ANSWER

• A compound machine is a machine that contains more than one of this

QUESTION

• What is: more than one SIMPLE MACHINE

ANSWER

• This is a force that occurs when two objects rub against each other

QUESTION

• What is: FRICTION

ANSWER

• Just after you kick a soccer ball, it has this type of energy

QUESTION

• What is: KINETIC ENERGY!

ANSWER

• Astronauts weigh less on the moon that on Earth because of this

QUESTION

• What is: GRAVITY! The moon has less gravity than Earth.

ANSWER

• Your weight is a measure of this force

QUESTION

• What is: GRAVITY

ANSWER

• This force makes a moving object keep moving or a resting object stay still

QUESTION

• What is: INTERTIA

ANSWER

• The brakes on your heelys (spelling?) work because of this force

QUESTION

• What is: FRICTION

ANSWER

• You do HEEP BIG WORK when you carry this to school!

QUESTION

What is: YOUR BOOK BAG!

ANSWER

• To a scientist, energy means the ability to do this

QUESTION

What is: WORK!!

ANSWER

• The energy of an object in motion is called this

QUESTION

What is: KINETIC ENERGY

ANSWERThis simple machine uses a

wheel

QUESTION

• What is: a pulley

ANSWER

A wind-up toy can move because of this type of energy

QUESTION

• What is: Mechanical Energy

ANSWER

Mrs. Beckley is carrying Allysa in a baby backpack (Allysa insists!). Allysa weighs 50 kg. Mrs. Beckley would be doing MORE work if this part about Allysa changed (and we don’t mean her diaper)

QUESTION

• What is: IF ALLYSA’S WEIGHT CHANGED…..say her weight changed to 560 kg.

ANSWER

• A complex machine is one that uses both of these

QUESTION

• What is: MANY SIMPLE AND COMPOUND MACHINES

ANSWER

• A bicycle that moves when you pedal it can move because of this type of energy

What is: mechanical energy