Physics 111 Exam 1 Questions and Correct
Answers
Which of the following is a fundamental unit?
a. half-life
b. life span
c. speed
d. length
d. length
1 meter is approximately 1 yard
a. true
b. false
b. false
A vehicle is traveling at 50.0 mph. What is the speed in m/s?
22.4 m/s
A child riding a bicycle travels 6.75 miles in 35.0 minutes. What is the child's average
speed in mph?
11.6 mph
The "change in" of a quantity, symbolized by the Greek capital Delta, is defined as:
a. final - initial
b. initial - final
,c. initial + final
d. final + initial
a. final - initial
The graph of which two quantities represents Velocity?
a. acceleration versus position
b. velocity versus position
c. acceleration versus velocity
d. position versus time
e. acceleration versus time
f. velocity versus time
d. position versus time
You can calculate the average acceleration using any two points on a velocity-time
graph.
a. True
b. False
a. True
The graph of which two quantities represents Acceleration?
a. acceleration versus position
b. velocity versus position
c. acceleration versus velocity
d. position versus time
, e. acceleration versus time
f. velocity versus time
f. velocity versus time
A drag racing car crosses the starting line at 1.70 mph and accelerates at a rate of 16.0
mph/s for 3.34 seconds. Determine the final speed of the car in mph.
55.1 mph
Determine the speed, in m/s, of an object undergoing Free Fall after 82.5 meters,
assuming the object starts at rest.
40.2 m/s
Name the astronaut that carried out the novel experiment demonstrating Galileo's
concept of Free Fall on world-wide television using a hammer and a feather.
a. Neil Armstrong
b. David Scott
c. James Lovell
d. Buzz Aldrin
b. David Scott
The gravitational acceleration of any object is 9.81 m/s/s
a. True
b. False
b. False
Answers
Which of the following is a fundamental unit?
a. half-life
b. life span
c. speed
d. length
d. length
1 meter is approximately 1 yard
a. true
b. false
b. false
A vehicle is traveling at 50.0 mph. What is the speed in m/s?
22.4 m/s
A child riding a bicycle travels 6.75 miles in 35.0 minutes. What is the child's average
speed in mph?
11.6 mph
The "change in" of a quantity, symbolized by the Greek capital Delta, is defined as:
a. final - initial
b. initial - final
,c. initial + final
d. final + initial
a. final - initial
The graph of which two quantities represents Velocity?
a. acceleration versus position
b. velocity versus position
c. acceleration versus velocity
d. position versus time
e. acceleration versus time
f. velocity versus time
d. position versus time
You can calculate the average acceleration using any two points on a velocity-time
graph.
a. True
b. False
a. True
The graph of which two quantities represents Acceleration?
a. acceleration versus position
b. velocity versus position
c. acceleration versus velocity
d. position versus time
, e. acceleration versus time
f. velocity versus time
f. velocity versus time
A drag racing car crosses the starting line at 1.70 mph and accelerates at a rate of 16.0
mph/s for 3.34 seconds. Determine the final speed of the car in mph.
55.1 mph
Determine the speed, in m/s, of an object undergoing Free Fall after 82.5 meters,
assuming the object starts at rest.
40.2 m/s
Name the astronaut that carried out the novel experiment demonstrating Galileo's
concept of Free Fall on world-wide television using a hammer and a feather.
a. Neil Armstrong
b. David Scott
c. James Lovell
d. Buzz Aldrin
b. David Scott
The gravitational acceleration of any object is 9.81 m/s/s
a. True
b. False
b. False
