AnswersTX-Integrated Physics and ChemistrySpeed and Velocity

Speed and Velocity Answers

0 verified answers1 views
1
Free Preview

Which is a valid velocity reading for an object?

A
45 m/s
B
45 m/s north
C
0 m/s south
D
0 m/s
2
Free Preview

The chart indicates the time, speed, and velocity of five runners.

Question illustration
A
Garreth and Elisa ran the same distance but not the same displacement, Luigi and Jasmine went the same displacement, and Logan ran faster than Jasmine.
B
Garreth ran farther than Luigi, Elisa and Jasmine went the same distance, and Logan and Jasmine has the same displacement in the opposite direction.
C
Garreth and Elisa ran together, Luigi and Jasmine went the same distance, and Logan and Jasmine have the same displacement in the opposite direction.
D
Garreth ran less than Logan, Elisa and Jasmine went the same displacement, and Luigi and Garreth ran together.
3

Which explains the information needed to calculate speed and velocity?

A
Both require the total distance, but velocity also requires time and displacement.
B
Both require time, but velocity requires displacement and speed requires distance.
C
Speed requires displacement, while velocity requires distance.
D
Speed does not require time, while velocity does require time.
4

Mr. Smith is designing a race where velocity will be measured. Which course would allow velocity to accurately get a winner?

A
a 5 mile course from the center of town heading north to the outskirts of town
B
a 100 meter swim in a 50 meter pool
C
a 2 mile run around a 400 meter track
D
a 10 mile bike course that zigzags through the mountains and back again
5

Greg is in a bike race. At mile marker four (out of ten), his speed was measured at 13.5 mph.Which best describes the measured number?

A
It is the average speed of the bike rider.
B
It is the instantaneous speed of the bike rider.
C
It is the instantaneous velocity of the bike rider.
D
It is the average velocity of the bike rider.
6

Kiley went 5.7 km/h north and then went 5.8 km/h west. From start to finish, she went 8.1 km/h northwest.Which best describes her numbers?

A
5.7 km/h north and 5.8 km/h west are instantaneous speeds, while 8.1 km/h northwest is the average speed.
B
5.7 km/h north and 5.8 km/h west are average speeds, while 8.1 km/h northwest is the instantaneous speed.
C
5.7 km/h north and 5.8 km/h west are average velocities, while 8.1 km/h northwest is the instantaneous velocity.
D
5.7 km/h north and 5.8 km/h west are instantaneous velocities, while 8.1 km/h northwest is the average velocity.
7

The chart shows the movement of a ball after several seconds.

Question illustration
A
Column A should be “Time,” and Column B should be “Position.”
B
Column A should be “Position,” and Column B should be “Time.”
C
Column A should be “Velocity,” and Column B should be “Speed.”
D
Column A should be “Speed,” and Column B should be “Velocity.”
8

Which best defines the relationship between speed and velocity?

A
Speed is velocity with displacement.
B
Velocity is speed with displacement.
C
Speed is based on a specific direction.
D
Velocity is based on distance.
9

Which units are used to measure both velocity and speed? Select three options.m/sd/tkm/hmphm2

A
m/s
B
d/t
C
km/h
D
mph
E
m2
10

The graph is the path Beth took on a walk.

Question illustration
A
Beth slowed down considerably.
B
Beth turned around and went the other direction.
C
Beth sped up considerably.
D
Beth went farther away from the origin.

Did you find these answers helpful?

More from this Course

Quiz
10 verified answers

Speed and Velocity

Quiz
10 verified answers

Speed and Velocity

Quiz
10 verified answers

Speed and Velocity

Speed and Velocity Answers — TX-Integrated…