Stars, Objects in Space and Gravity

Shooting stars that land on earth are known as

• meteorites
• meteors
• comets
• asteroids

Small bodies made from dust and ice, which orbit the Sun are known as

• comets
• moons
• asteroids
• galaxies

Tags

NGSS.MS-ESS1-3

The picture shows part of the asteroid belt.

Which one of the following statements about asteroids is INCORRECT?

• Asteroids are made of ice and dust.

• Asteroids orbit the Sun.

• They are left after the formation of the planets.

• Most asteroids lie in the belt between Mars and Jupiter.

Tags

NGSS.HS-ESS1-4

Asteroids are smaller than planets and are found in a belt between Mars and Jupiter.

What are asteroids made from?

• Rock and metal

• Rock only

• Gas and dust

• Ice and dust

Tags

NGSS.HS-PS1-1

Stars, moons and planets are called celestial bodies.

Anything that orbits a celestial body is known as a

• satellite

• galaxy

• asteroid

• meteor

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4

Which one of the following statements is INCORRECT?

• The smallest known asteroid is called Ceres.

• The smallest asteroids are only 1 km wide.

• Most asteroids are to be found in the asteroid belt.

• Asteroids are leftover rocks from the formation of our solar system.

Tags

NGSS.MS-ESS1-3

These objects are also called minor planets and are to be found between Mars and Jupiter.

What are they?

• asteroids

• meteors

• comets

• meteorites

The photo shows the comet called Lovejoy which was discovered in 2007.

The dust tails of comets

• point away from the sun

• are magnetic

• are only a few metres long

• are made of ice

Rocks that burn up in the Earth’s atmosphere, leaving trails behind them are known as

• meteors
• asteroids
• comets
• cosmic rays

What object struck the Earth about 65 million years ago, which probably led to the extinction of the dinosaurs?

• An asteroid
• A moon
• A comet
• A meteorite