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WorksheetsBasic Physics Midterm Exam
Total questions: 65
Worksheet time: 42mins
Which of the following is a physical quantity that has a magnitude but no direction?
Vector
Frame of reference
Resultant
Scalar
Which of the following shows an accurate but not precise data
Which of the following shows a precise but not accurate data?
Challenging Question:
1 cm2 = _____m2
0.1
0.01
0.001
0.0001
85 dm = _____________________ m
0.85
8.5
850
8,500
17,478 ml = __________________ L
1,747.8
174.78
17.478
17,478,000
What unit of measurement would you use to measure the length of an ant?
millimeters
grams
kilograms
What unit of measurement would you use to measure the mass of a postage stamp?
millimeters
grams
What unit of measurement would you use to measure the volume of a large jug of milk?
grams
liters
kilograms
Which cart has the most Gravitational Potential Energy?
Momentum is the product of mass and velocity. Which of the following can be used as the unit of momentum?
kgm/s2
Nm
Ns-1
kgm/s
What is the SI unit of force?
meter
newton
second
watt
Work is the product of force and displacement. What is the SI unit of work?
Nm-1
N
joule
watt
How many millimeter in a centimeter?
1,000
100
10
How many meters in a kilometer?
1,000
100
10
How many grams in a kilogram?
1,000
100
10
How many cups in a gallon?
2
4
8
16
A deer running 15 meters per second due west
The horizontal value of a vector, such as the range
Resultant vector
Component vector
x-component
y-component
If a ball thrown straight up into the air takes 4 seconds to reach the top (peak), how long will it take to travel from the peak back to the original position?
0s
1s
3s
4s
The fact that an apple and a watermelon, dropped simultaneously from the same height, would hit the ground at the same time indicates that
you don't like apples or watermelons.
greater masses have greater acceleration.
lesser masses have greater acceleration.
acceleration is independent of mass.
If two projectiles are launched at two different heights, 2m and 10m, which one will reach the ground first?
2m
10m
they both will hit the ground at the same time
What is true about the vertical velocity of a projectile launched horizontally?
It is initially at its maximum value.
It increases due to gravity as it falls.
It remains constant throughout its trajectory.
It decreases as it falls due to gravity.
Which hits the ground first if they start at the same height: a dropped ball or a ball launched with a
horizontal velocity?
the launched ball
the dropped ball
they both hit at the same time
What is the velocity of an object launched straight up at its highest point?
zero
equal to its vx
½ its maximum value
equal to gravity
The path followed by a projectile is also known as its
trajectory
range
height
vertical displacement
What is needed to calculate work?
force
distance
time
mass
A student needs 10 Newtons of force to lift a box to the top of a 2 meter shelf. How much work do they do?
12 J
8 J
20 J
5 J
A soccer player kicks a ball with 20 Newtons of force causing it to travel 100 meters. How much work is done on the ball?
200 J
80 J
5 J
2000 J
Which of these items is not part of the law of conservation of energy?
energy cannot be created
energy cannot be destroyed
energy can be transferred between forms
energy is destroyed by friction
A horse follows a dangling carrot for 20 m, if it took her 50 seconds to reach it, what was her average velocity?
1,000 m/s
2.5 m/s
0.4 m/s
20 m/s
How many seconds does it take to travel 800 cm at a speed of 25 cm/s?
32 s
20,000 s
0.03 s
25 s
Which of the following has INCORRECT units?
speed = m/s
time = s
displacement = m
velocity = s
