Week 3 - Kinematics Capabilities

Question 1 of 10

1

What is the difference between a vector and a scalar?

Select one of the following:

Vectors are longer
Vectors are like scalars, but also include a magnitude
Scalars are like vectors, but also include a unit
Vectors are like scalars, but also include a direction

Explanation

Question 2 of 10

1

Which of the following angles could be used to resolve a vector into two components?

Select one or more of the following:

180
270
45
100
60
90

Explanation

Question 3 of 10

1

Fill the blank space to complete the text.

A car is moving in a straight line at 50 m/s. How far will it have traveled in 10 seconds?

x = m

Explanation

Question 4 of 10

1

Fill the blank spaces to complete the text.

Resolve the following vector into its components:

R = 100.0 m @ 45 degrees

x = + m
y = + m

Explanation

Question 5 of 10

1

Which equation will resolve your resultant into a y-component?

Select one of the following:

Rcos (-)
Rsin (-)
Rtan (-)
Rcos^2 (-)

Explanation

Question 6 of 10

1

Fill the blank spaces to complete the text.

A line is drawn to be 10.33 cm long at an angle of 10 degrees to the - y axis. What is the vector's y component?

The first blank is for the sign. The second blank is for the value. The third blank is for the units.

y =

Explanation

Question 7 of 10

1

The slope of a v/t graph shows which of the following:

Select one of the following:

Velocity
Acceleration
Displacement
Time

Explanation

Question 8 of 10

1

If you could measure the value of a slope on an x/t graph can directly show you which of the following:

Select one or more of the following:

Velocity
Speed
Distance
Displacement
Acceleration

Explanation

Question 9 of 10

1

Fill the blank space to complete the text.

What is the value of the area under a v/t graph?

Explanation

Question 10 of 10

1

	Created by Ryan Elwell almost 5 years ago

Understanding of linear motion in one and two dimensions

Week 3 - Kinematics Capabilities

Week 3 - Kinematics Capabilities

Question 1 of 10

What is the difference between a vector and a scalar?

Select one of the following:

Explanation

Question 2 of 10

Which of the following angles could be used to resolve a vector into two components?

Select one or more of the following:

Explanation

Question 3 of 10

Fill the blank space to complete the text.

A car is moving in a straight line at 50 m/s. How far will it have traveled in 10 seconds? x = m

Explanation

Question 4 of 10

Fill the blank spaces to complete the text.

Resolve the following vector into its components: R = 100.0 m @ 45 degrees x = + m y = + m

Explanation

Question 5 of 10

Which equation will resolve your resultant into a y-component?

Select one of the following:

Explanation

Question 6 of 10

Fill the blank spaces to complete the text.

A line is drawn to be 10.33 cm long at an angle of 10 degrees to the - y axis. What is the vector's y component? The first blank is for the sign. The second blank is for the value. The third blank is for the units. y =

Explanation

Question 7 of 10

The slope of a v/t graph shows which of the following:

Select one of the following:

Explanation

Question 8 of 10

If you could measure the value of a slope on an x/t graph can directly show you which of the following:

Select one or more of the following:

Explanation

Question 9 of 10

Fill the blank space to complete the text.

What is the value of the area under a v/t graph?

Explanation

Question 10 of 10

Fill the blank space to complete the text.

A woman takes her car from rest at a stoplight to a speed of 25 m/s in 10.0 seconds. What is her acceleration? a = m/s^2

Explanation

A car is moving in a straight line at 50 m/s. How far will it have traveled in 10 seconds?

x = m

Resolve the following vector into its components:

R = 100.0 m @ 45 degrees

x = + m
y = + m

A line is drawn to be 10.33 cm long at an angle of 10 degrees to the - y axis. What is the vector's y component?

The first blank is for the sign. The second blank is for the value. The third blank is for the units.

y =

A woman takes her car from rest at a stoplight to a speed of 25 m/s in 10.0 seconds. What is her acceleration?

a = m/s^2