Light Sources

What is a light source?

• The starting point of light

• A shadow

• A vibration

• Our eyes

What is our main source of light?

• Lightbulbs

• The Moon

• The Sun

• Computers

Tags

NGSS.5-ESS1-1

Why does the Moon shine at night?

• It is creating light.

• It is a light source.

• It reflects the Sun's light.

• It doesn't shine at night.

Tags

NGSS.MS-ESS1-1

Which of these is a source of light?

• A firefly

• A drinking glass

• Trees

• The whiteboard

Which of these is NOT a source of light?

• Fire

• Smartphones

• Lightbulbs

• A mirror

How is a shadow formed?

• By moving your body.

• When an object moves in front of a light source.

• When an object moves back and forth very quickly.

• Ghosts

Tags

NGSS.4-PS4-2

What happens if there are no light sources?

• It gets very bright.

• We can't hear anything.

• Everything goes invisible.

• It becomes so dark that we can't see.

Tags

NGSS.4-PS4-2

What kind of objects make shadows?

• Our hands

• Trees

• animals

• All of the above

Tags

NGSS.4-PS4-2

True or False: You need light to create a shadow

• True

• False

Tags

NGSS.5-ESS1-2

True or False: You need to move an object closer to a light source for the shadow to get bigger.

• True

• False

Tags

NGSS.5-ESS1-2