WINNERS

What is solar power?

• Energy from water

• Energy from the ground

• Energy from the wind

• Energy from the Sun

What do solar panels do?

• They turn sunlight into electricity

• They create heat

• They make noise

• They store water

What is the first step in building a solar updraft tower?

• Stacking and taping tin cans

• Cutting paper into a square

• Bending a wire into a shape

• Placing the tower near a window

Why does the pinwheel spin in the solar updraft tower?

• Because of the color of the paper

• Because of the wind outside

• Because of the heat from the Sun

• Because of the weight of the cans

What happens to the air inside the tower when it gets warm?

• It disappears

• It moves downward

• It stays still

• It moves upward