8th grade science midterm review

a property of matter by which it continues in its existing state of rest or uniform motion in a straight line unless that state is changed by an external force

• inertia

• gravity

• magnetism

• attraction

the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors.

• repel

• chemical energy

• kinetic energy

• potential energy

the speed of something in each given direction

• velocity

• force

• repel

• gravity

The push or pull on an object with mass causes it to change its velocity.

• velocity

• force

• repel

• gravity

1. the force by which a planet or other body draws objects toward its center.

• velocity

• force

• repel

• gravity

a cloud of gas and dust in outer space.

• orbit

• planet

• nebula

the region around a magnetic material or a moving electric charge within which the force of magnetism acts.

• electric field
• gravity field
• magnetic force
• magnetic field

drive or force (an attack or attacker) back or away

• attact

• repel

• gravity

• velocity

exert a force on (an object) that is directed toward the source of the force

• attact

• repel

• gravity

• velocity

What is a regular, repeating path that one object in space takes around another one?

• straight line
• zigzag
• circle
• orbit