Grade 5: Topic 12. Energy & Movement

Question 1

What is an ELASTIC?

Answer 1

ELASTIC is a material that returns quickly to its original shape after been bent or stretched

Question 2

What does the word COMPRESS mean?

Answer 2

COMPRESS means to squeeze or push something together

Question 3

TRUE or FALSE:

Not all energy is used immediately, some energy can be stored until it is needed.

Answer 3

TRUE:

Not all energy is used immediately, some energy can be stored until it is needed.

Question 4

Give an 4 example of STORED ENERGY.

Answer 4

FOOD 
BATTERIES.
ELASTIC BANDS
SPRING
are good example of STORED ENERGY.

Question 5

Explain how the stored energy in an elastic band works.

Answer 5

When we pull or twist an elastic band it becomes loaded with stored energy.
The stored energy when released is turned into movement energy.