Newton's Second Law of Motion

_____ is a change in velocity per unit of time.

• acceleration

• speed

• mass

• density

Meters per second squared is the SI unit of _____.

• acceleration
• speed
• mass
• force

_____ forces are those acting on an object that combine and form a net force of zero, therefore they do not change the object's motion.

• balanced

• weak

• unbalanced

• strong

Tags

NGSS.MS-PS2-2

In circular motion, _____ is the force acting on an object to move it toward the center of the curve.

• centripetal force

• balanced force

• net force

• magnetic force

This is the velocity an object has when balanced forces are acting on it.

• constant velocity

• changing velocity

• increasing velocity

• decreasing velocity

Tags

NGSS.MS-PS2-2

_____ is a push or a pull and is measured in units of _____.

• force/newtons

• acceleration/meters per second squared

• speed/ meters per second

• velocity/meters per second

Tags

NGSS.MS-PS2-2

_____ is a force that always opposes motion.

• friction

• gravity

• magnetic force

• acceleration

_____ is an attractive force between all objects that have mass.

• gravity

• friction

• magnetism

• electrical force

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

_____ is the tendency of an object to resist a change in its motion.

• inertia

• weight

• volume

• force

_____ is the amount of matter in an object; it is measured in units of _____.

• mass/kilograms

• force/newtons

• acceleration/meters per second squared

• distance/kilometers