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Practice Test - Speed, Distance, Time Acceleration

Last updated almost 3 years ago
33 questions
10

At 0 s a car was moving at a speed of 5 m/s. After 5 s, its speed increased to 20 m/s. What was the acceleration during this time?

Equation:

Acceleration = velocity / time
A= (vf - vi)/t

1

Solve the following vector questions by adding or subtracting the vector arrows

1

Write a Paragraph.
A) What is acceleration?
B) What is negative and positive acceleration?
C) Explain one example of an object negatively accelerating and one example of an object positively accelerating. (4-6 sentences).

1

Categorize the following examples with the correct word(s): positive acceleration, negative acceleration, or no acceleration.

  • The dog runs in circles to chase his tail
  • The motorcycle slowed down as it approached the yield sign
  • The swimmer swims at the same constant speed throughout the entire race
  • The ball increases speed as it rolls down the ramp
  • Positive acceleration
  • Negative acceleration
  • No acceleration
1

The speed of an object at a specific moment in time is called...

1

A car drives at a speed of 30 mph in the first hour, then 20 mph in the second hour. 25 mph would be the cars _______________ speed.

1

Velocity is a vector measurement because it has both a magnitude and a________.

1

A plane is traveling at a speed of 1000 miles per hour from the airport to New York. New York is East from Los Angeles. Which of the following represents the planes velocity?

1

What are the units for velocity

1

What are the units for acceleration

1

What are the units for force?

1

What is constant speed?

1

Jerry walked from his house to the store (Target) in a straight path. In this problem, displacement and distance are the same. Why is distance the same as displacement in this case? (1-2 full sentences)

1

Jerry leaves his house and heads to the park. After the park Jerry goes to the gym and then home. In this problem, the displacement is 0 m/s. Why is the displacement zero in this case? (1-2 full sentences)

1

Categorize the following examples with the correct word (s): velocity, speed, or acceleration.

  • The runner sped up to cross the finish line
  • The tornado is traveling northwest at 20 mph
  • A snail can crawl 2 meters in 2 hours
  • Speed
  • Velocity
  • acceleration
1

Label the motion terms with, A-E

1

Resolve the vector quantities

1

What did you learn so far: Choose one of the following topics and write a paragraph about your topic. Explain the important details about your your topic. Which topic did you choose? What is it? Are there calculations or special rules - if so, what are they? How is this topic useful and why is it important? (4-5 Sentences)

Topics:
Velocity
Force
Displacement
Acceleration
Reference Point

1

Which of the following objects is accelerating?

1

What is happening in this graph from point A to B?

1

Which graph shows the object standing still?

1

A box sliding down an inclined plane attains a velocity of 27 m/s in 3 seconds from rest.  Find the acceleration.

1

The picture of the position vs. time graph shows an object that is...

1

A dog runs with an initial speed of 7.5 m/s on a waxed floor.  It slides to a stop in 15 seconds.  What is the acceleration?

1

Which section of the graph shows constant velocity?

1

How fast is this object going at 1 second?

1

Select the description of motion from A - B.

1

Describe the motion from B - C.

1

At what point is the speed the greatest?

1

What is this graph showing?

1

A rocket started at rest. After initiating the launch, it had an acceleration of 90 m/s2. How long did it take to reach a speed of 2430 m/s?
A= (vf - vi)/t

1


If a 2kg bird is pushed by the wind with a force of 2 N, how fast does the bird accelerate?
* N = kg x m/s2

Force = mass x acceleration
F = m x a

1

What is the acceleration of a 50 kg object pushed with a force of 500 newtons?
* N = kg x m/s2


Force = mass x acceleration
F = m x a