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Worksheets2020 Quarterly 2 Review
Total questions: 45
Worksheet time: 45mins
A truck is dumping a boulder. Where will have maximum kinetic energy?
A
B
C
D
A truck is dumping a boulder. Where will have maximum potential energy?
A
B
C
D
When will the pendulum have the most kinetic energy?
A
B
C
A & C
What happens at arrows 1 &3?
Kinetic energy increases
kinetic energy decreases
Nothing
potential energy increases
Which ball has more potential energy and why?
A because its higher
B because its higher
A because its faster
B because its faster
At which point is potential energy greatest?
W
X
Y
Z
At which point is kinetic energy greatest?
W
X
Y
Z
At what point does the diver have the least potential energy?
1
2
3
4
What is the form of energy?
chemical
thermal
electrical
mechanical
What is the form of energy?
chemical
thermal
electrical
mechanical
What is the form of energy?
chemical
thermal
electrical
mechanical
What is the form of energy?
chemical
thermal
electrical
mechanical
From this picture, we can say that the energy stored in the coal is
transformed into electrical energy
recycled
transformed into solar energy
reduces friction
What is the energy transformation in the picture?
mechanical -> sound
electrical -> sound
light -> sound
light -> electrical
In a wind mill, wind energy is transformed to ...
Mechanical & Solar
Electrical & Mechanical
Chemical & Electrical
Potential & Nuclear
What type of energy transformation happens in hydro-electric power?
kinetic to potential
sound to mechanical
chemical to electrical
mechanical to electrical
The balloon moves forward because one of Newton's laws of motion says...
Force = Distance / Time
Every action has an equal but opposite reaction
Matter and energy are conserved
Speed = Force x Acceleration
The man flies out of the car because one of Newton's Laws of Motions says...
Every action has an equal but opposite reaction
An object in motion stays in motion
Force = Mass x Acceleration
Acceleration is distance over time
A hypothesis includes
An educated guess to a testable question
If ... then...
All of the above
What would be a hypothesis for this diagram?
The seeds need different amounts of water
If we add different amounts of water, then the plants will grow.
If we have soil and seeds, then the plants will grow.
Plants need sunlight to grow.
What is the net force?
0 N
10 N
20 N
30 N
What is the net force?
0N
10N
20 N
30 N
3
What is the net force?
80 N to the right
120 N to the left
40 N to the left
40 N to the right
Equal forces acting on an object in opposite directions are called
Unbalanced forces
Balanced forces
Acceleration
Motion
What is the net force?
0 N
10 N
20 N
30 N
Which object would NOT be attracted to a magnet?
A - safety pin
B - tack
C - nail
D - cork
The balloon sticks to the wall because
it has become negatively charged
the electrons in the wall are repelled by the electrons of the balloon
it is attracted to the protons of the wall
all of the above
Which choice shows attraction between two magnets?
A
B
C
Which choice shows repulsion between two magnets?
A
B
C
A and C
Where on a magnet is the magnetic force strongest?
The Poles
All over
Middle
If you put a magnet with two of the same poles near each other, they...
attract (move closer)
repel (move away)
What is the shape of a magnetic field around a bar magnet?
Which one will still function if one light bulb goes out?
A-Series
B-Parallel
A-Parallel
B-Series
