How does gravity affect our solar system?

• it prevents people from flying off the Earth

• it keeps planets, moons, and asteroids in orbit

• everything in our solar system is affected by the gravity of the sun

• it prevents us from colliding with other stars

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Comets are groups of ____________ and earth that have tails and orbit the ___________, while meteors are pieces of _____________ that enter the Earth's atmosphere.

Tags

NGSS.MS-PS1-1

What are the 3 things that allow life on Earth?

• an atmosphere that contains carbon dioxide, heat from the sun, and water

• water, an atmosphere that contains oxygen, and land

• heat from the sun, an atmosphere with oxygen, and water

• an atmosphere that contains oxygen, heat from the moon, and water

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Asteroids that are located between Mars and Jupiter are chunks of rock in space. What other space body is also a chunk of rock?

To live on Mars, you'd have to be able to tolerate the ___________, require _____________, and need a supply of ______________.

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS1-5

If Mars were covered with oceans like Earth, where would people who moved there have to live?

• northern hemisphere, because that's where the water is

• southern hemisphere, because that's where the land is

• northern hemisphere, because they need food from the ocean

• southern hemisphere, because it's warmer there

Tags

NGSS.MS-ESS2-4

What land features on Mars are similar to those on Earth?

• mountains, canyons, and dust storms

• canyons, sand dunes, and dust storms

• volcanoes, canyons, and sand dunes

• sand dunes, valleys, and volcanoes

The Kuiper Belt, beyond the planet Neptune, contains icy celestial bodies and dwarf planets. Which of these is a dwarf planet in the Kuiper Belt?

• Plato

• Pluto

• Ploto

• Pluta

Tags

NGSS.MS-ESS1-3

A planet is considered __________ if it can sustain life.

• rocky

• habitable

• comfortable

• gaseous

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

The _______________ of Oort is a protective layer, similar to bubble wrap, around the outer edges of our solar system.