Worksheets3rd Grade Foss Science Motion & Matter Investigation 2
Total questions: 21
Worksheet time: 10mins
Name
Class
Date
1.
In a wheel-and-axle system, different sized wheels will roll down a ramp....
a)
in a curved path towards the larger wheel.
b)
in a straight path.
c)
in a zig zag path.
d)
in a curved path towards the smaller wheel.
2.
In a wheel-and-axle system, wheels in a different hole in the shaft will roll down a ramp....
a)
in a straight path.
b)
in a zig zag path.
c)
in a curved path.
3.
When forces are balanced, an object will....
a)
stay at rest; there will be no motion.
b)
move; there will be a change in motion.
c)
float in the air.
d)
become magnetized.
4.
When forces are unbalanced, an object will....
a)
be mine.
b)
become magnetized.
c)
stay at rest; there will be no change in motion.
d)
move; there will be a change in motion.
5.
If you make the wings of a twirly bird short, the twirly bird will spin....
a)
slower.
b)
faster.
c)
float.
d)
the same.
6.
If you put _______________ wheels on a wheel-and-axle system, the system will roll straight.
a)
different sized wheels
b)
same sized wheels
7.
If you place a dixie cup on a ramp, it rolls....
a)
in a curved path.
b)
in a straight path.
c)
in a zig zag path.
8.
The dixie cup rolls down a ramp in a curved path because....
a)
the ends have different sized wheels.
b)
the ends have the same sized wheels.
c)
the ends are too big.
d)
the ends are too small.
9.
In order to predict the motion of a wheel-and-axle system, you should look carefully at....
a)
the color of the wheels.
b)
the length of the shaft.
c)
how far the wheels are pushed onto the shaft.
d)
the size of the wheels.
10.
In a wheel-and-axle system, the shaft is the....
a)
wheel
b)
axle
11.
When rolling a dixie cup down a ramp, why does the cup eventually come to a stop?
a)
The slope
b)
Friction
c)
Gravity
d)
Magnetism
12.
In the twirly bird Investigation, an example of a variable is....
a)
the length of the wings.
b)
the stiffness of the wings.
c)
the weight and length of the body.
d)
ALL OF THESE are variables.
13.
A standard in a science investigation is used to....
a)
compare the results of different variables.
b)
rotate a twirly bird.
14.
In this image, why did the blue car reach the bottom faster?
a)
Because the blue car is prettier.
b)
Because there is more friction on the other ramp, making the yellow car slower.
c)
Because it has a steeper slope.
d)
Because gravity is stronger for the blue car.
15.
In a wheel-and-axle system, same sized wheels will roll down a ramp....
a)
in a curved path.
b)
in a zig zag path.
c)
in a straight line.
d)
backwards.
16.
How could you make a twirly bird spin faster?
a)
You could cut the wings shorter.
b)
You could add a paper clip to the body for more weight.
c)
Both options would work!
17.
When spinning a top, what forces help to start your top spinning?
a)
The force of gravity.
b)
Friction.
c)
The force applied by your hands.
d)
The force of nature.
18.
When spinning a top, what is a synonym for spin?
a)
Rotate
b)
Balanced
c)
Unbalanced
d)
Axis
19.
When preparing to let go of your twirly bird, are the forces balanced or unbalanced?
a)
Balanced
b)
Unbalanced
20.
When your spinning top is spinning, are the forces balanced or unbalanced?
a)
Balanced
b)
Unbalanced
21.
Which variable will most likely affect how long a top will spin?
a)
The color
b)
The polka dot design
c)
Friction from the surface
100 %
