Unit 3 Post Test

1. S6E3.a.What technology is used to measure the depth of the ocean?

• submarines

• radar

• telescopes

• sonar

Tags

NGSS.MS-PS4-2

2.S6E3.d On most ocean shorelines, the water rises slowly and covers the land twice a day. Then it slowly falls back. What is this movement called?

• currents
• wave
• tide
• drift

Tags

NGSS.MS-PS2-4

3. S6E3.a Ocean water differs from freshwater in that is has

• a higher temperature
• a lower temperature
• a higher concentration of sodium chloride
• a higher concentration of silicon dioxide

Tags

NGSS.MS-PS1-2

4. S6E4.e In some years there are more hurricanes than usual. This is probably because

• the ocean is warmer than usual.
• the ozone layer is very thin.
• there are more windy days than usual.
• the gravitational pull of the Moon is stronger.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

5. S6E3.a Which contains the greatest amount of Earth's freshwater?

• ground water
• oceans ans seas
• lakes and rivers
• glaciers and polar ice caps

Tags

NGSS.MS-ESS3-1

6. S6E3.a Most water vapor in the atmosphere comes from

• evaporation from oceans
• evaporation from soil
• transpiration from plants
• the burning of fossil fuel

Tags

NGSS.MS-ESS2-4

7. S6E4.d Suppose you are swimming in a lake when a thunderstorm approaches. Which of the following would be the best way to protect yourself from lightning?

• diving underwater
• going fishing instead of swimming
• taking shelter in an automobile
• taking shelter under a tree

8. S6E4.d Dew is formed by

• the condensation of water vapor.
• frost melting just before sunrise.
• groundwater being pulled to Earth's surface.
• transpiration performed by plants.

Tags

NGSS.MS-ESS2-4

9. S6E3.a The salts in the sea come from

• weathering and erosion of rocks.
• acid rain.
• particles falling from space.
• organisms that live in the sea.

10. S6E4.a What are the two dominant elements in Earth's atmosphere?

• oxygen and carbon dioxide
• hydrogen and helium
• nitrogen and oxygen
• silicon and hydrogen