Unit test- Chapter 2

Question 1

acceleration formula

Answer 1

a = vf - vi
________
t

Question 2

momentum formula

Answer 2

p=mv

Question 3

velocity formula

Answer 3

s = d
___
t

Question 4

motion

Answer 4

a change in an objects position relative to a reference point

Question 5

distance

Answer 5

an amount of space between two things or people

Question 6

displacement

Answer 6

the distance and direction of on objects change in position

Question 7

reference point

Answer 7

a standard for evaluation, assessment, or comparison

Question 8

speed

Answer 8

distance an object travels per unit of time

Question 9

velocity

Answer 9

includes the speed of an object and the direction of its motion

Question 10

relative velocity

Answer 10

the velocity of a body with respect to another regarded as being at rest

Question 11

momentum

Answer 11

the product of an objects mass and velocity

Question 12

magnitude

Answer 12

the great size or extent of something

Question 13

rate

Answer 13

a measure, quantity, or frequency, typically one measured against some other quantity or measure.

Question 14

relative motion

Answer 14

is the calculation of the motion of an object with regard to some other moving object

Question 15

centripetal acceleration

Answer 15

acceleration towards the center of a curved or circular path

Question 16

projectile motion

Answer 16

has a single force that acts upon it - the force of gravity. something that moves at a fast, forced motion.

Question 17

acceleration

Answer 17

the rate of change of velocity