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4th Grade Physics/Energy
Test Description: 4th Grade Review and Practice for SLO Test
Instructions: Answer all questions to get your test result.
1) A force is
A
a push or pull.
B
the ability to do work
C
the speed of an object
D
when one object rubs another.
2) Which one is NOT true about gravity?
A
Pulls all objects to the center of the Earth.
B
It's a force that attracts objects to each other.
C
The harder an object rubs against another, the more gravity it has.
D
The more mass an object has the more gravity it has.
3) Which one is NOT a form of energy
A
sound
B
electrical
C
erosion
D
light
4) Which one is NOT true about energy?
A
Energy is the distance that is covered in a certain amount of time.
B
Energy is the ability to do work.
C
Energy can never be destroyed but it can transfer from one thing to another.
D
Energy can cause the motion of an object.
5) Which way is NOT a way that heat is transferred?
A
Radiation
B
Conduction
C
Reversible
D
Convection
6) The amount of energy an object has while moving depends on two things:
A
weight and height.
B
mass and speed.
C
distance and friction.
D
speed and direction.
7) Which statement is NOT true?
A
All objects require a force of some kind in order to move.
B
Light energy is transferred by waves.
C
Heat energy can only be transferred if the objects are touching.
D
Speed is the distance the object travels divided by the time it takes to travel.
8) Convection is heat that is tranferred
A
over long distances.
B
by objects that are touching.
C
by liquids or gases.
D
through waves in space.
9) Energy can be transferred from one form to another. Solar panels transfer light energy to
A
electrical energy
B
radiation
C
friction
D
sound energy
10) Energy can be transferred from one form to another. A hair dryer transfers electrical energy to
A
bananas.
B
heat and sound energy.
C
mechanical and heat energy.
D
light and sound energy energy,
11) An example of conduction is
A
food in a metal pan that is sitting on a stove.
B
heat waves coming off a fire in a fire place.
C
boiling water in a cup in the mircrowave oven.
D
sitting around a campfire getting warm.
12) Which one is NOT an example of a collision?
A
One car passing another on the highway.
B
Your fingers striking the key on a keyboard.
C
A baseball bat hitting a ball.
D
Bouncing a ball on the floor.
13) Who is Sir Isaac Newton?
A
The first president of the United States.
B
The man who came up with the three basic ideas that are applied to the physics f motion that we still use today.
C
A Ghostbuster.
D
The most popular person on Instagram.
14) Newton's First Law of Motion states
A
Any object in motion will continue to move in the same direction and speed unless forces act on it.
B
when an object rubs against another it creates heat.
C
Proceed to GO and collect $200.
D
that the more speed an object has, the more energy it has.
15) Inertia means
A
the resistance to move.
B
a push or pull.
C
the speed of an object.
D
when one object rubs another.
16) When you kick a ball, you are applying force with your foot, but the ball is also applying force to your foot. This is an example of:
A
Convection heat transfer.
B
Newton's 1st Law of Motion.
C
Newton's 3rd Law of Motion.
D
a balanced force.
17) Which one is NOT true about an unbalance force?
A
It doesn't move.
B
Occurs when two forces acting on an object are not equal in size.
C
Can cause a change in motion.
D
It will move.
18) Electrical energy is
A
a push or a pull.
B
a form of energy resulting from the flow of an electrical charge.
C
the energy of moving particles.
D
the same as thermal energy.
19) Which one is NOT true about electrical energy?
A
Moves easily through conductors like copper, steel, and aluminum.
B
Moves easily through insulators like cloth, wood and plastic.
C
Can be stored in a battery.
D
Can move through a closed circuit and light up a light bulb.
20) In an open circuit:
A
the light bulb will light.
B
the path of electricity is uninterrupted.
C
will cause a short circuit.
D
the path of electricity in in the circuit is blocked or stopped.
*select an answer for all questions
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