Exam (elaborations)
PHY 111- Lesson 1 Quiz 1 Questions With Complete Solutions
- Course
- PHY 111
- Institution
- Rio Salado Community College
PHY 111- Lesson 1 Quiz 1 Questions With Complete Solutions
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PHY 111- Lesson 1 Quiz 1 Questions With CompleteSolutions
A car moving at a constant 25 m/s travels for 3.0 seconds. What
is the distance traveled by the car? Correct Answers 75 m
A car travels forwards at a constant speed of 30 m/s for 5.0
seconds. How far will the car move in this time? Correct
Answers 150 m
A jogger starts at a position of 4.0 m and moves forwards at a
constant rate ending at a position of 12.0 m at a time 4.0 s later.
What is the speed of the jogger? Correct Answers 2.0 m/s
A student measures the mass of an object at 4.68 g and the
volume of the object at 2.3 mL. The student calculates the
density as 2.03478 g/mL. A second student disagrees with the
density. Which of the following statements would explain why
the second student disagrees? Correct Answers More than one
of the above is true.
A student models the constant speed motion of an object with
the following equation:
x = (4 m/s)t + (-15 m)
Which of the following descriptions of motion is consistent with
this equation? Correct Answers The object starts at a negative
position and travels forwards.
A student moves 8.0 m to the west. 6.0 m to the north, and 10.0
m to the east. What is the magnitude of the displacement?
Correct Answers 6.3 m
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