Solar System Vocabulary

What is the definition of 'Asteroid'?

• A small, rocky object that orbits the sun.

• A large ball of gas that emits light.

• A frozen mass of ice and dust with a tail.

• A planet that supports life.

What is the definition of 'Asteroid Belt'?

• A region between Mars and Jupiter filled with Rocky objects called asteroids.

• A belt of comets that surrounds the Sun.

• A ring of gas around Saturn.

• A group of stars forming a line in the sky.

What is the definition of 'Coma'?

• A glowing cloud of gas and dust around the nucleus of a comet.

• A large crater formed by a meteor impact.

• A region of space with no matter or energy.

• A type of asteroid belt found between Mars and Jupiter.

What is the definition of 'Comet'?

• A small, rocky, and icy object that orbits the sun.

• A large planet made mostly of gas.

• A star that has exhausted its fuel.

• A man-made satellite orbiting Earth.

What is the definition of 'Gaseous Planets'?

• Large planets made mostly of gases like hydrogen and helium, such as Jupiter and Saturn.

• Small rocky bodies found in the asteroid belt.

• Planets composed mainly of solid metals.

• Celestial objects that emit their own light like stars.

What is the definition of 'Gravity'?

• A force that pulls objects towards each other; it keeps planets and orbit around the sun.

• A type of energy that flows through wires.

• A process by which plants make food.

• A gas that fills balloons and makes them float.

What is the definition of 'Inertia'?

• The tendency of an object to keep doing what it's doing (moving or staying still) unless a force act on it.

• The ability of an object to change its shape when a force is applied.

• The process by which objects gain energy from their surroundings.

• The tendency of an object to increase its speed without any force.

What is the definition of 'Kuiper Belt'?

• A region beyond Neptune filled with icy objects, dwarf, planets, and comets.

• A belt of asteroids located between Earth and Mars.

• A region of intense magnetic storms on the Sun's surface.

• A layer of Earth's atmosphere where weather occurs.

What is the definition of 'Meteor'?

• A meteoroid that has entered earth atmosphere, and produces a streak of light.

• A small planet orbiting the sun.

• A comet that has landed on earth.

• A star that explodes in space.

What is the definition of 'Meteorite'?

• A meteoroid that strikes a planet or a moon.

• A star that explodes in space.

• A planet that orbits a star.

• A comet that passes close to the sun.