Kinematics

A positive acceleration means that your object is

• at rest

• speeding up

• moving

• slowing down

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-5

What is the formula for displacement?

• final position minus initial position

• initial position minus final position

• final position divided by initial position

• initial position divided by initial position

What does kinematics look at?

• motion

• velocity

• accelaration

• displacement

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

A cat is chasing after a mouse. How long will it take for it to have a final velocity of 6m/s if we assume the initial velocity was 0 m/s and the acceleration is 0.738 m/s2?

• 8.13 seconds

• 4.428 seconds

• 5.262 seconds

• 6.738 seconds

Tags

NGSS.MS-PS2-2

A car going 50mph accelerates to pass a truck. Five seconds later the car is going 80mph. Calculate the acceleration of the car

• 6

• 500

• 16

• 10

Bonnie Blair set the world record for women’s speed skating in 1995 with an average speed of 12.9 meters per second. How far would Blair have traveled at this speed in 5 minutes?

• 62.5

• 2.5

• 0.4

• 17.9

Tags

NGSS.MS-PS3-1

What is the total length traveled between the start and end point of a journey?

• distance

• displacement

• velocity

• acceleration

What is one component of motion?

• speed

• acceleration

• velocity

• timer

Tags

NGSS.MS-PS3-1

which is not a vector quantity?

• speed

• displacement

• velocity

• acceleration

I am jogging a steady 3 mph when a viscous chihuahua comes charging and trying to attack me! It takes me 4.3 seconds to reach 6 mph....what did that evil dog make my acceleration go to?

• 0.7 mph

• 12.9 mph

• 1.39 mph