Unit 2A Review

What is the Goldilocks Zone?

• It allows bears to roam free and eat their food.

• The area where a planet cannot support life.

• It is a children's story about a girl eating porridge.

• The area where it is "just right" for a planet to support life.

What factors contribute to Earth's stable temperature?

• Ozone layer: blows UV rays

• Distance from the sun (Goldilocks Zone)

• Atmosphere (Greenhouse Effect): holds warm air

• Plants: maintain carbon levels

Tags

NGSS.HS-ESS2-4

NGSS.HS-ESS3-5

What characteristics of our solar system support the existence of life?

• Proximity to the Sun

• Soil

• Gravity

• Elements in atmosphere

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS1-5

NGSS.MS-LS2-3

The abiotic factors support the biotic factors (life) on Earth by providing what living organisms need.

• True

• False

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

1. How do the Earth and Sun interact to support life on Earth?

• The Sun keeps the Earth moving

• They interact to protect each other against comets

• They interact to provide a stable temperature

• They don't interact

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS1-6

NGSS.MS-LS2-3

1. What do living things need to survive?

• Water

• Candy

• School

• More candy

Tags

NGSS.1-LS1-1

NGSS.K-LS1-1

In what ways does our atmosphere allow life to exist on Earth?

• Helps maintain a stable temperature

• Allows for liquid water

• Shields from UV rays and cosmic particles

• Provides oxygen, nitrogen, and carbon dioxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Earth needs carbon and oxygen for humans to live.

• True

• False

Tags

NGSS.MS-LS2-3

The world is covered in ​ water.

Tags

NGSS.MS-ESS2-4

The world's water is ___ salt water.