Exploring Our Solar System

Planets stay in orbit around the Sun because

• they are spherical.

• of their compositions.

• they rotate counterclockwise.

• of the gravitational pull of the Sun.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which statement is NOT true of all life-forms on Earth?

• They need water.

• They rely on the Sun for energy.

• They rely on organic compounds.

• They need some type of nourishment.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which space probe would provide the best data about the soil on Mars?

• a flyby

• a rocket

• a lander

• an orbiter

Which environment might possibly support life as we know it?

• a rocky planet that has iron-rich soil

• a gaseous planet that is very far from its star

• a rocky planet that has geysers that erupt water

• a gaseous planet that has a hydrogen-rich atmosphere

A(n) ________ is a small, icy object from the Kuiper belt or Oort

cloud.

• comet

• meteoroid

• planet

• meteor

• meteorite

An object that is smaller than a comet and can form from asteroid collisions is

a(n) ____________.

• comet

• meteoroid

• planet

• meteor

• meteorite

A(n) __________ is a spherical object that orbits the Sun and has no

other large objects in its orbital path.

• comet

• meteoroid

• planet

• meteor

• meteorite

A(n) _______ is a streak of light created when space debris burns up

in Earth’s atmosphere.

• comet

• meteoroid

• planet

• meteor

• meteorite

A piece of space debris that strike’s Earth’s surface is a(n) ________.

• comet

• meteoroid

• planet

• meteor

• meteorite

Saturn is a planet that has many distinct rings that are made mostly of

• ice

• dust

• stars

• gas

Tags

NGSS.MS-PS1-1