Question 1

What is density?

Accepted Answer

The mass of an object divided by its volume.

Answer

The acceleration experienced by an object.

Answer

The amount of energy stored in an object.

Answer

The force applied on an object per unit area.

Question 2

What is speed?

Accepted Answer

The distance traveled by an object in a given time.

Answer

The amount of energy used to move an object.

Answer

The amount of force applied to a moving object.

Answer

The change in the direction of an object.

Question 3

What is friction?

Accepted Answer

The force that opposes the movement of two surfaces in contact.

Answer

The energy used to move an object.

Answer

The acceleration of a moving object.

Answer

The speed of a falling object.

Question 4

What is acceleration?

Accepted Answer

The change in speed per unit of time.

Answer

The distance traveled in a given time.

Answer

The energy necessary to set an object in motion.

Answer

The force that moves an object.

Question 5

What is the Acceleration equation?

Accepted Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Question 6

Select the correct equation that represents density

Accepted Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Question 7

What is the formula to calculate force?

Accepted Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

Answer

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Question 8

Select an equation that relates momentum, mass, and speed.

Accepted Answer

p = mv

Answer

^{$\frac{m}{p}=\ v$}

Answer

m = pv

Answer

v = pm

Question 9

What is the speed formula?

Accepted Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Question 10

How is the mass calculated if the density and volume are known?

Accepted Answer

Answer

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Question 11

How do you calculate the distance of speed and time?

Accepted Answer

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Question 12

how many watts are in a kilowatt?

Accepted Answer

1000

Answer

10

Answer

100

Answer

100000

Question 13

What is the power equation?

Accepted Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

Answer

$a=\frac{\Delta\ V}{\Delta\ t}$

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