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WorksheetsCBA #4 Review
Total questions: 12
Worksheet time: 8mins
Name
Class
Date
1.
What is the formula for calculating speed?
a)
Speed equals distance times time
b)
Speed equals times times distance
c)
Speed equals distance divided by time
d)
````Speed equals time divided by distance
2.
Distance: 48 meters; time: 5 seconds; what is the speed?
a)
9.6 m/s
b)
96 m/s
c)
43 m/s
d)
4.3 m/s
3.
I travelled 975 miles to St. Louis last summer. It took me 13 hours. What was my average speed?
a)
70 mph
b)
75 mph
c)
80 mph
d)
85 mph
4.
How far had the runner gone at 4 seconds?
a)
20 meters
b)
40 meters
c)
60 meters
d)
80 meters
5.
Stacy's stuffed animals fell off her dresser at the same time. They were all different shapes and sizes. They all hit the ground at the same time because they all have the same:
a)
mass
b)
size
c)
inertia
d)
acceleration
6.
Potential energy is based on an object's mass and how far away it is from the ground. Kinetic energy is determined by an object's _________ and __________.
a)
mass and volume
b)
mass and speed
c)
speed and volume
d)
speed and potential energy
7.
Circle D has _____
a)
More potential energy than circle B
b)
Less kinetic energy than circle B
c)
Less potential energy than circle A
d)
No potential or kinetic energy
8.
A ball is rolling west across the grassy field. Suzy comes up and kicks the ball in the same direction it is already going. How will Suzy kicking the ball affect the ball's speed and direction?
a)
The ball's speed will increase and continue in the direction it was moving.
b)
The ball's speed will decrease and reverse direction
c)
The ball's speed will increase and reverse direction
d)
The balls speed will decrease and continue in the direction that it was moving
9.
What do both potential and kinetic energy measure?
a)
time an object can exist
b)
density an object has
c)
work an object can do
d)
mass an object can have
10.
All of the planets in the Solar System orbit the sun. Why do they orbit around the sun instead of orbiting around each other?
a)
The force of gravity between the sun and each planet
b)
The force of gravity between each of the planets
c)
The magnetic force between each of the planets
d)
The magnetic force between the sun and each planet
11.
Why do sunspots appear to moved?
a)
The sun's atmosphere changes making the spot appear and disappear randomly
b)
The sun is tilted at a 5 degree angle making the spot appear at different times
c)
The spot is a moon orbiting around Mars and it appears every 28 days
d)
The sun rotates on its axis so we are seeing different parts of the sun on different days
12.
Astronomical objects within the Solar System exist because ___________.
a)
The sun has a strong pull on its closest neighbor (Mercury) and each planet holds the next one in orbit
b)
The sun pulls the earth in and Earth then pulls the rest of the planets in
c)
The sun has a strong gravitational pull on all the planets holding them in place.
d)
The sun and Neptune hold all the other planets in between them
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