Acceleration

What is the definition of Acceleration?

• Constant speed

• Changing velocity or direction

• Stopping motion

• Maintaining direction

The acceleration of an object occurs when an object's velocity _______ or _______, or an object _______ direction. (Fill in the blanks with the correct words: increases, decreases, changes)

• increases, decreases, changes

• increases, increases, changes

• decreases, decreases, changes

• changes, increases, decreases

What is an object's starting position called?

• Final position

• Initial position

• Middle position

• Terminal position

What is an object's ending position called?

• Initial position

• Final position

• Middle position

• Terminal position

Fill in the blank:

Distance (d) can be calculated as d = _____ __ _____

• d = final - initial

• d = initial - final

• d = final + initial

• d = initial + final

What is velocity?

• speed in a specific direction

• speed over time

• distance traveled in a specific direction

• distance traveled over time

In which direction is a person walking if their velocity is described as 3 m/s east?

• east

• west

• north

• south

What is the formula for average velocity?

• V = D x T

• V = D / T

• V = S / D

• V = T x S

Speed is a _____ quantity, dealing with magnitude or size

• Vector

• Scalar

• Both

• None

Velocity is a ______ quantity, dealing with size and direction.

• vector

• scalar

• magnitude

• unit