Chapter 11: Our Solar System

________ is the study of the origin, distribution, and development of life in the universe.

• astrobiology

• astrology

• meteorology

• astronomy

All life-forms on Earth require nourishment, liquid water, and ________ to survive.

• energy

• shelter

• plants

• ice

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

Mars might be able to support life because scientists have found evidence of ________ on or near its surface.

• carbon dioxide

• water

• volcanic activity

• geothermal energy

Tags

NGSS.MS-ESS2-4

Geysers have been found on some moons, why is this important?

• Geysers are natural tourist attractions.

• Geysers demonstrate volcanic activity.

• Geysers are manipulated by animals and demonstrate proof of life..

• Geysers spurt warm liquid water which is evidence that liquid water may be there.

Why do scientists follow the water when looking for life in the solar system?

• They believe that hydrogen is the foundation of all life.

• They believe that water is essential for life on Earth.

• Without the oxygen in water, life can't make food.

• Photosynthesis requires water to produce energy.

Tags

NGSS.MS-ESS2-4

Earth’s atmosphere protects life on the planet from harmful solar radiation.

• True

• False

The Sun is important to life on Earth because it _________.

• provides light and thermal energy.

• protects life-forms from meteoroids.

• is a source of nourishment for all organisms.

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Earth’s atmosphere keeps pressure and ________ at a level that allows liquid water to exist on its surface.

• oxygen

• hydrogen

• electric energy

• thermal energy

Tags

NGSS.MS-ESS2-4

The planets in the solar system are so far apart that scientists measure the distances between them in

• miles (mi)

• kilometers (km)

• astronomical units (AU)

• inches (in)

Tags

NGSS.MS-ESS1-3

All the inner planets

• have at least one moon.

• have thick atmospheres.

• are rocky and have a solid outer layer.

• are large.