Light and Heat

What do you think is the best thing to do to avoid the harmful effects of the sun?

• Hide from the sun.

• Play only at nightime.

• Stay inside the house.

• Avoid too much exposure to the sun.

What might happen to us without the sun?

• We will live in darkness.

• We will feel cold.

• We will die.

• All of the above.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What are some problems that we can encounter if we stay under the sun for a long period of time?

I.sun burn II.skin cancer III.cataract IV.chickenpox

• I only

• I and III

• IV only

• I,II and III

Why is the heat of the sun important in the process of evaporation?

• It allows water to turn to vapor.

• It converts vapor to water.

• It allows rain to fall.

• It heats the air.

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Is a water cycle possible when the sun is blocked? Why?

• Yes, because electricity can heat water.

• No, because the precipitation process is delayed.

• No, because the evaporation process is lacking.

• Yes, because the condensation process continues.

Tags

NGSS.MS-ESS2-4

What is the role of the sun in the water cycle? Sun’s heat ____________.

• creates a tidal wave

• causes evaporation

• produces more water

• produces more water waves

Tags

NGSS.MS-ESS2-4

Which of the following states the importance of the sun?

• It gives us light.

• It is the main source of energy for Earth.

• Without the sun, the Earth would not be able to support life.

• All of the above.

Tags

NGSS.5-PS3-1

In what way is the sun’s heat beneficial to humans?

• Fishermen can dry and preserve their fishes.

• Farmers can harvest and dry their crops.

• Mother can dry her laundry.

• All of the above.

The picture shows the position of a man’s shadow. The man faces East. What time of the day is it?

• morning

• noon

• afternoon

• late afternoon

Tags

NGSS.MS-ESS1-1

When does an object cast a longer shadow? When light rays are _______.

• on top

• trapped

• slanted

• sideways

Tags

NGSS.5-ESS1-2