Force, Work and Energy

L-12

Force, Work and Energy (Part-2)

Fill in the Blanks

We need to apply force to do

.

Multiple Choice

If Ravi is able to move the table through a distance, then ____ is said to be done.

• work

• force

• energy

• muscles

Multiple Choice

Which image shows that more work is being done?

Multiple Choice

Identify whether work is done or not in the picture

• Yes

• No

Multiple Choice

To do work, we need

• force

• energy

• hands

• muscles

Multiple Choice

Which of the following activities would need energy the most?

• Riding a bicycle up a hill

• Walking

• Riding a bicycle on a level ground

• Doing homework

Multiple Choice

The energy used to turn the blades of a windmill is called_____________

• solar energy

• water energy

• wind energy

• muscular energy

Multiple Choice

What is kinetic energy?

• energy of work

• energy of motion

• energy of gravity

• energy of power

Multiple Choice

The faster an object moves, the ________ kinetic energy it has.

• more

• less

• none of the above

• all the above

Multiple Choice

What kind of energy is in a rock at the edge of a cliff?

• Potential

• kinetic

Multiple Choice

What type of energy do we get from the food we eat?

• Light

• Thermal

• Chemical

• Sound

Multiple Choice

What type of energy conversion takes place in a toaster?

• Electrical to Chemical

• Electrical to heat

• Chemical to Radiant

• Heat to Chemical