Light Waves

The wave of energy we can see is ___________

• visible light

• radio waves

• microwaves

• x-rays

What is it called when light waves enter a substance?

• refraction

• reflection

• energy

• absorption

Tags

NGSS.MS-PS4-2

When light bounces off something it is known as _____________

• reflection

• refraction

• light energy

• mechanical energy

Tags

NGSS.MS-PS4-2

What is light?

• a kind of heat

• a kind of color

• a kind of energy

• a kind of reflection

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Susan places four shirts in the sun. Each shirt absorbs a different amount of light. Which shirt will warm up the most?

• a pink shirt

• a black shirt

• a white shirt

• a yellow shirt

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of these describes how light travels through empty space?

• it scatters widely in all directions

• it travels straight but changes direction to go around objects

• it travels in a straight line without stopping

• it changes direction often even if there are no objects

Which of these is a source of light energy?

• fire

• eyes

• a mirror

• the moon

What three things are needed to produce a shadow?

• the sun, a mirror, and a surface

• a light, some shade, and a dark object

• a light source, a mirror, and an object

• a light source, an object, and a surface

Look at the picture. What causes the shadow to form on the ground?

• the boy blocks the path of light

• the boy causes the path of light to bend

• the boy causes the light to split into two directions

• the boy reflects the light back to the sun

What happens to light when it hits a mirror?

• it bounces off the mirror

• it goes around the mirror

• it goes straight through the mirror

• it goes through the mirror and bends

Tags

NGSS.MS-PS4-2