7.9a 7.9b

Which of the following conditions are absolutely necessary for a planet to support life?

• All must be present for a planet to support life

• I, II, and IV

• II and III

• II, IV, and V

Tags

NGSS.MS-ESS2-4

The diagram below represents the Sun and planets of our solar system. Which planet on the above diagram represents Earth?

• G

• H

• K

• M

How does Carbon Dioxide in Earth's atmosphere allow Earth to support life? 

• Animals need Carbon Dioxide to breathe.

• Carbon Dioxide traps radiation from the sun to warm Earth and is used by plants in photosynthesis.

• Carbon Dioxide is produced by plants so that animals can breathe.

• Carbon Dioxide is needed to make water.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How does the Ozone in our atmosphere contribute to life on our planet?

• It attracts dust particles by using the Earth's magnetic field.

• Blocks radiation from the sun

• Ozone absorbs moisture in the air.

• None of these

Which letter represents amplitude? (a)  

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS4-1

Which planet would be the most likely place to observe for life?

• A

• B

• C

• D

All of the following are ways that the atmosphere makes the existence of life on Earth possible EXCEPT ...

• maintains a constant temperature

• shields Earth from small collisions

• offers protection from radiation

• allows for gas exchange between plants and animals

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following characteristics of the planet Jupiter most likely makes it impossible for life to exist?

• 1,200 times more volume than earth

• has 63 moons

• average temperature of -145 degrees Celsius

• rotational period of 10 hours

On a space mission, the gravitational environment can negatively affect the bone density of astronauts. Which accommodation will most likely protect the bone health of the crew on a space mission?

• drinking extra fluids

• eating more calories

• wearing protective clothing while inside the space vehicle

• engaging in a daily routine using exercise equipment

Tags

NGSS.HS-LS1-3

What characteristics of the planet, Earth, is essential to the survival of living organisms?

• Earth has abundant available water
  

• Earth has just one orbiting moon.

• Earth orbits the Sun once every 365 days
  

• Earth rotates on its axis once every 24 hours.

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS1-5

NGSS.MS-LS2-1