8th Grade Science Fall CBA Review

Front

What is the correct order of the components of the universe from largest to smallest?

Back

universe, galaxy, solar system, star, planet

Front

In the presence of unbalanced forces, an object will move in the direction of which force?

Back

larger

Front

How many carbon atoms are in a molecule of carbon?

Back

16

Front

Which star stage is generally the hottest?

Back

White Dwarf

Front

What type of mixture is milk classified as?

Back

Homogeneous mixture

Front

Define a galaxy.

Back

A galaxy is a massive system that consists of stars, stellar remnants, interstellar gas, dust, and dark matter, bound together by gravity.

Front

What is a solar system?

Back

A solar system is a collection of celestial bodies, including a star and the objects that orbit it, such as planets, moons, asteroids, and comets.

Front

What is the difference between a heterogeneous mixture and a homogeneous mixture?

Back

A heterogeneous mixture has a non-uniform composition, while a homogeneous mixture has a uniform composition throughout.

Front

What is the main sequence stage of a star?

Back

The main sequence is the longest stage in a star's life cycle where it fuses hydrogen into helium in its core.

Front

What happens to an object when balanced forces act on it?

Back

The object remains at rest or continues to move at a constant velocity.