5.8C Light

Michael puts his straw in the glass of water above. He notices that the straw appears to be bent or broken when he looks at it from the side of the glass. Why is that?

Talia has a cardboard privacy desk divider. She cuts a hole in one side of the divider. Then she places a candle outside the divider like this. Talia makes the room dark and lights the candle. Some candlelight shines through the hole. Which of these models correctly demonstrates how the light behaves?

Shyla and Nick model how light travels using a flashlight, cardboard, and a mirror. They carry out these steps in a dark room. • Shyla shines a flashlight through a hole in a piece of cardboard. • Nick observes a narrow beam of light continue until it reaches the mirror. Which statement explains why the light does not continue past the mirror?

Elijah does a test with a glass of water and a straw. He places the straw in the center of the water glass. He makes a sketch of his observation and records four statements to try to explain what he observes. Which statement correctly explains why the lower part of the straw appears different in size from the upper part? Select ONE correct answer.

Which of the following correctly describes the properties of light: reflection and refraction, along with an example for each?

Which of the following parts of the camera reflects light?

What is the property of light that is causing the landscape and clouds to appear in the lake in the bottom half of this picture?

What causes the fish’s position to appear to change?

A spoonful of salt is dissolved in a glass of water. How will the mass of the saltwater solution compare to the mass of the water before the salt was added to it?

Joseph needs a device that converts electrical energy to sound and light energy. He evaluates several options. Which of these devices meets Joseph’s requirements?