The proximity to the Sun allows life to exist on Earth because:

• it provides the right amount of heat and light necessary for life.

• it keeps Earth at a constant temperature.

• it prevents other planets from colliding with Earth.

• it allows Earth to have a strong magnetic field.

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The presence of water is important for life on Earth because it:

• supports chemical reactions necessary for life

• is not essential for any life processes

• prevents the existence of life

• is only important for human life

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

The composition of the atmosphere supports life on Earth by:

• providing oxygen for respiration and carbon dioxide for photosynthesis

• blocking harmful solar radiation

• regulating Earth's temperature

• all of the above

Tags

NGSS.MS-LS1-6

What is the zone called where Earth is located, which allows for the presence of liquid water?

• Inhabitable Zone

• Habitable Zone

• Desert Zone

• Arctic Zone

What does the habitable zone allow for, which is essential for life?

• Solid ice

• Liquid water

• Gaseous oxygen

• Molten lava

Tags

NGSS.MS-ESS2-4

The proximity to the Sun provides the right amount of heat and light for sustaining ________.

• ecosystems

• deserts

• oceans

• mountains

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-3

What percentage of Earth is covered in water?

• 50%

• 71%

• 85%

• 90%

Tags

NGSS.MS-ESS2-4

Water exists in three states: solid (ice), liquid (water), and gas (______).

• water vapor

• steam

• mist

• fog

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Why is water essential for Earth?

• Essential for biological functions, temperature regulation, and weather patterns.

• Only for aesthetic purposes.

• To increase the Earth's mass.

• To make the Earth look blue from space.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

What is the composition of Earth's atmosphere?

• 78% nitrogen, 21% oxygen, 1% other gases

• 70% nitrogen, 20% oxygen, 10% other gases

• 80% nitrogen, 15% oxygen, 5% other gases

• 75% nitrogen, 23% oxygen, 2% other gases