LIGHT

Light is the most ... form of energy in the Universe

• powerful
• fastest
• oldest
• newest

Light passes easily through materials that are ...

• transparent
• opaque
• traslucent
• transportation

When light passes from air to water, it is ...

• reflected
• absorbed
• refracted
• reactivated

A spoon in a glass of water appears to be ...

• rough
• broken
• deflected
• larger

We can use ... to refract light

• lenses
• mirrors
• lamps
• curtains

Refraction happens when light changes

• colour
• direction
• speed
• medium

Lenses are ...pieces of transparent glass

• curved
• microscopes
• plastic
• shapes

Magnifiying glass and microscopes use convex lenses

• True
• False

Can light transform into electricity?

• Yes
• No
• Depend

Light travels at ...

• 30 km per second
• 300000 Km per second
• 30000 Km per second
• 300 Km per second