SS Topic 3 Test Review

Motion is described with respect to what?

• Disaplacement

• Frame of reference

• Graph

• Speed

What term represents the total length of a path taken by an object?

• Displacement

• Distance

• Frame

• SPeed

What factors determine the acceleration of an object according to Newton's Second Law?

• Mass and force

• Mass and velocity

• Displacement and speed

• Distance and acceleration

Which one of the following is an example of physics?

• 
  Balancing an equation

• categorizing a dog as a mammal

• bouncing a basketball

• 
  Planning your food budget

In what direction does Earth's gravitational force act?

• 
  toward outer space

• 
  toward the left of the object

• 
  toward the right of the object

• 
  toward the center of Earth

Who discovered that the pressure of a moving fluid is less when it is moving faster?

• Archimedes

• Bernoulli

• Newton

• Pascal

An object in motion will stay in motion unless acted on by an unbalanced force.

• True

• False

A force is always needed to slow down a moving object.

• True

• False

When a falling object hits the ground, the ground applies an upward force on the object.

• True

• False

Friction can make a non-moving object start to move

• True

• False