Force and Motion Review

Which of the following is an example of balanced forces?

• A. A car accelerating

• B. A football player tackling another player

• C. A person lifting weights

• D. A runner jogging at a constant speed

Which of the following is an example of unbalanced forces?

• Pushing a lawnmower across the yard

• A car traveling at a constant speed

• A person sitting on a chair

• A book sitting on a shelf

Tags

NGSS.MS-PS2-2

Which of the following is not a characteristic of balanced forces?

• Equal forces

• Net force equals 0 Newtons

• Causes a change in an object’s motion

Which of the following is not a characteristic of unbalanced forces?

• Forces that act on objects

• Net force equals 0 Newtons

• Causes a change in an object’s motion

• Can be a push or a pull

Tags

NGSS.MS-PS2-2

A force that resists motion when two surfaces are touching one another is known as _______________.

______________ forces are unequal forces that cause a change in an object’s motion.

Tags

NGSS.MS-PS2-2

_________________ is the overall force exerted on an object measures in Newtons.

Tags

NGSS.MS-PS2-2

______________ forces are equal forces that do not cause a change in an object’s motion.

Tags

NGSS.3-PS2-1

A force is a push or a pull on an object.

• True

• False

Tags

NGSS.3-PS2-1

A change in motion will not occur if the net force is greater than 0 Newtons.

• True

• False

Tags

NGSS.MS-PS2-2