Chapter (8) Wrap Up

I see my friend when we play because of ___________.

• Heat

• Air

• Light

Without sunlight, plants can't ____________.

• Make fruits

• see

• breathe

There are many sources of heat in our homes. Which one is the BEST example of heat energy?

• Blender

• Stove

• TV

If the toy needs batteries to turn on, it uses _______________ energy.

• light

• electrical

• heat

Coal can be used as a source of ______________ when it burns.

• heat

• sound

• water

Home appliances like the fridge, microwave and TV use ______________ energy.

• electrical

• heat

• light

When the light bounces off of a mirror, this is called _________________.

• blocking

• reflection

• Shadow

We can see the ball because _______________________.

• light hits the ball and reflects to our eyes

• it forms shadow

• it allows light to pass through it

Which one is NOT a source of energy?

• Moving water

• Wind

• Sound

We can't see clearly through the frosted glass because it allows only SOME light to pass through it.

• True

• False