8TH GRADE EOC REVIEW2

Front

What is the main difference between mass and weight?

Back

Weight changes with gravity, mass does not.

Front

What is the correct order of travel from Earth to the largest structure in space?

Back

Earth → Solar System → Galaxy → Universe.

Front

What does the color of a star tell us about its temperature?

Back

Blue stars are the hottest, red stars are the coolest.

Front

What happens to a chemical reaction when the temperature is lowered?

Back

It slows down.

Front

What is true about galaxies in the universe?

Back

Each galaxy contains billions of stars.

Front

Define mass.

Back

Mass is the amount of matter in an object, measured in kilograms.

Front

Define weight.

Back

Weight is the force exerted by gravity on an object, measured in newtons.

Front

What is a galaxy?

Back

A galaxy is a massive system of stars, stellar remnants, interstellar gas, dust, and dark matter.

Front

What is the solar system?

Back

The solar system is a collection of celestial bodies, including the Sun, planets, moons, asteroids, and comets, bound by gravity.

Front

What is the universe?

Back

The universe is the totality of space, time, matter, and energy, including all galaxies and cosmic structures.