Science Revision

The ability to do work is called ?

• heat

• energy

• light

What is the main source of energy?

• sun

• star

• moon

What is the energy in motion called?

• force

• potential

• kinetic

Which of the following object needs electricity to work?

• fan

• pen

• chair

Which of the following is a simple machine?

• air conditioner

• cutlass

• car

Which simple machine is used to fasten objects?

• pulley

• screw

• wedge

Which one is the best example of heat energy?

• stove

• glove

• table

What type of energy is this boy using?

• kinetic

• sound

• potential

The dog is sleeping. What type of energy is this ?

• Heat

• Potential

• kinetic

What type of energy do you get from food?

• heat

• sound

• chemical