Physics Homework 30.11.24

Question 1

Name the energy store associated with charged objects.

Answer 1

Electrostatic energy store

Question 2

Describe the change in elastic potential energy store as the extension of an object decreases.

Answer 2

It decreases

Question 3

Name the energy store associated with magnetic objects.

Answer 3

Magnetic energy store

Question 4

Name the transfer of energy associated with waves.

Answer 4

Radiation transfer

Question 5

Name the energy store associated with fuels

Answer 5

Chemical energy store

Question 6

Name the energy store associated with changes in speed

Answer 6

Kinetic energy store

Question 7

Describe the change in the chemical energy store as fuel is burned

Answer 7

It decreases

Question 8

State the standard units for energy

Answer 8

Joules (J)

Question 9

Describe the change in the gravitational potential energy store as the height of an object decreases

Answer 9

It decreases

Question 10

Describe the change in the thermal energy store as the temperature of an object increases

Answer 10

It increases

Question 11

Name the store of energy associated with changes in height

Answer 11

Gravitational potential energy store

Question 12

Name the store of energy associated with changes in temperature

Answer 12

Thermal energy store

Question 13

Name the transfer of energy associated with one object increasing the temperature of another

Answer 13

Heating transfer

Question 14

Name the transfer of energy associated with an object emitting sound or light

Answer 14

Radiation transfer

Question 15

Name the store of energy associated with extending and compressing objects

Answer 15

Elastic potential energy store

Question 16

Name the transfer of energy associated with forces changing the motion of an object

Answer 16

Mechanical transfer

Question 17

Name the store of energy associated with batteries

Answer 17

Chemical energy store

Question 18

Name the transfer of energy associated with electric circuits

Answer 18

Electrical transfer

Question 19

State the Earth’s gravitational field strength

Answer 19

9.8N/kg

Question 20

Describe the change in kinetic energy store as the speed of an object decreases

Answer 20

It decreases