Unit 10 Review - Habitable Earth

Which characteristics of Earth are most responsible for its ability to support life?

• Lava and Toxic gases

• Proximity to the Sun

• Earth is a terrestrial planet

• Presence of ice

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-3

NGSS.MS-LS1-5

All of the following are necessary for life on Earth except -

• Water

• Sunlight

• Atmospheric gases

• Gasoline

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NGSS.MS-LS2-1

The graph above illustrates the most abundant gases found on Mars. Which gas would need to dramatically increase in abundance to allow for life to exist on Mars?

• Carbon Dioxide

• Carbon Monoxide

• A. Oxygen

• A. Argon

Why would planet E not be a good place to look for life?

• Too hot

• No oxygen

• Too cold

• No water

Look at the diagram above, which of the following would be the best planet to observe for life?

• E

• B

• C

• D

There is no air in space. Which of the following accommodations is required for an astronaut to directly communicate with another astronaut in space?

• Carbon Dioxide

• Radio

• Jet Pack

• Satellite

When astronauts walk on the moon they must wear a space suit. What does the space suit provide for the astronaut?

• Food

• Gravity

• Temperature control

• Motion

Why do astronauts need to routinely exercise while in space?

• Zero gravity weakens muscles and bones.

• To keep their body fat at a high percentage.

• Exercise helps them fit in their spacesuits.

• Exercise assists the body in oxygen uptake.

Name two characteristics necessary for life to exist on Earth:

• organic compounds and fire

• presence of water and a source of radiant energy

• oxygen and hydrothermal vents

• radiant energy and nuclear energy

Tags

NGSS.MS-ESS2-4

Astronauts wear thick gloves when they perform a space walk outside the space station. The gloves provide protection against –

• Freezing temperature

• Low Nitrogen

• Low oxygen

• Low gravity