 Kinematics
6 minutes ago
sldowney
Save
Edit
Host a game
Live GameLive
Homework
Solo Practice
Practice 20 QuestionsShow answers
• Question 1
120 seconds Q. What is the formula to calculate speed?
S = t/d
S = d/t
S = d x t
S = t x d
• Question 2
120 seconds Q. What is speed?
how far you go
how much distance is covered over a period of time
how fast you accelerate
the change in the location of a object
• Question 3
120 seconds Q. What is velocity?
the quickness of an object
the location of an object
acceleration
speed in a specific direction
• Question 4
60 seconds
Q. A change in velocity over time is known as:
acceleration
constant speed
average speed
displacement
• Question 5
30 seconds
Q. Velocity is both ____ and _____.
speed , direction
direction, mass
volume, density
direction, magnitude
• Question 6
30 seconds
Q. The unit we use to measure acceleration is ___.
meters / second
meters
seconds
meters / second / second
• Question 7
30 seconds
Q. The speedometer on your car tells you
average velocity
instantaneous velocity
average speed
instantaneous speed
• Question 8
900 seconds Q. What is this graph representing?
Constant Speed
Acceleration (speeding up)
Deceleration (slowing down)
No motion
• Question 9
900 seconds
Q. What two measurements are necessary for calculating speed?
Mass and time
Temperature and mass
Mass and distance
Distance and time
• Question 10
900 seconds Q. At 60 seconds, how far had this object traveled?
0 m
10 m
20 m
40 m
• Question 11
30 seconds Q. What is the person doing from 5 seconds to 10 seconds?
Walking
Running
Standing Still
Walking Fast
• Question 12
900 seconds Q. Which graph represents zero acceleration (constant velocity)?
A
B
C
D
• Question 13
30 seconds
Q. You run from your house to a friend's house that is 3 km away. You then walk home. The distance you traveled is 6 km. What is your displacement?
6  km
0 km
• Question 14
60 seconds
Q. The fastest trains are magnetically levitated above the rails to avoid friction (and are therefore called
MagLev trains...cool, huh?). The fastest trains travel about 250 km in a half an hour. What is their
average speed in km/hour?
250 km/hr
500 km/hr
125 km/hr
• Question 15
60 seconds
Q. A hummingbird averages a speed of about 45 km/hour (Cool facts: They visit up to 1000 flowers per day, and reach maximum speed, while diving, up to 160 km/hour!). Ruby-throated hummingbirds take a non-stop trip across Gulf of Mexico in which they fly for 18 hours straight! How far is the trip across the Gulf of Mexico at their average speed?
810 km
2.5 km
3.6 km
360 km
• Question 16
60 seconds
Q. A car slows down from +32 m/s to +8 m/s in 4 s. The acceleration is
6 m/s/s opposite the motion
2m/s/s in the direction of motion
8 m/s/s opposite the motion
• Question 17
30 seconds
Q. A cheetah travels 75 m in 3 s. What is her velocity over the interval?
225 m/s
25 m/s
0.04 m/s
• Question 18
30 seconds Q.

Which of the following terms describes a Vector and it's proper units?

position in seconds

distance in meters

speed in hours

velocity in m/s

• Question 19
30 seconds Q.

A car is traveling south for 250 meters over the course of 100 seconds. What was the car's average velocity?

0.4 m/s south

0.4 m/s

2.5 m/s

2.5 m/s south

• Question 20
30 seconds Q.

Horse A is running East at a speed of 6 m/s. Horse B is running at a speed of 8 m/s East as it passes Horse A. What is Horse B's velocity relative to Horse A?