WorksheetsGEM UNIT TEST
Total questions: 38
Worksheet time: 19mins
Name
Class
Date
1.
1. Which of the following choices best represents force?
a)
a push or a pull always causing motion
b)
a push or a pull always causing acceleration
c)
a push or a pull acting without an object
d)
a push or a pull acting on an object
2.
2. Which of these is true?
a)
Though all matter has mass, small amounts of mass are unaffected by gravity
b)
All matter has mass; all mass is affected by gravity
c)
Only the Earth's gravity affects matter
d)
Only the Earth's and sun's gravity affect matter
3.
3. As the distance between two objects increases, the force of gravity between them
a)
decrease
b)
does not change
c)
increases only slightly
d)
increases greatly
4.
4. The gravitational pull is greater between two objects that
a)
have greater masses
b)
have rougher surfaces
c)
are further apart
d)
are moving at greater speed
5.
5. The law of universal gravitation says that gravitational force is
a)
related to mass and distance
b)
related to weight and distance
c)
related to mass and friction
d)
related to weight and friction
6.
6. What are the tiny particles that make up matter?
a)
charges
b)
atoms
c)
electricity
d)
forces
7.
7. Which part of the atom has a negative charge?
a)
protons
b)
electrons
c)
neutrons
d)
nucleus
8.
8. What happens when electrons move from one object to another by direct contact?
a)
friction
b)
detection
c)
induction
d)
conduction
9.
9. If a material does not allow charges to move through it easily, what is it called?
a)
electrical insulator
b)
electrical conductor
c)
static electricity
d)
electric discharge
10.
10. What is the loss of static electricity as charges move off an object?
a)
static
b)
electric discharge
c)
friction
d)
induction
11.
11. Circuits need three basic parts, an energy source, wires, and what else?
a)
charge
b)
force
c)
load
d)
energy
12.
12. How many pathways are there for moving charges in a series circuit?
a)
one
b)
two
c)
three
d)
four
13.
14. Which of the following is positively charged?
a)
proton
b)
neutrons
c)
electrons
d)
atoms
14.
15. A compass needle responds to a magnetic field, because the compass needle is a
a)
transformer
b)
generator
c)
motor
d)
magnet
15.
18. Charging by ______________ happens when electrons are wiped from one object onto another.
a)
Friction
b)
Fraction
c)
Induction
d)
Conduction
16.
19. These flow through the wire as a current.
a)
protons
b)
electrons
c)
neutrons
d)
all of the above
17.
20. The rate at which charges pass a given point.
a)
electric current
b)
electric field
c)
magnetism
d)
electromagnet
18.
21. The region around a magnet in which magnetic forces exist.
a)
magnetic field
b)
pole
c)
domain
d)
solenoid
19.
22. What do they call the vehicle (solar powered-electricity) that drops players out in Fortnite?
a)
Mystery Machine
b)
Battle Bus
c)
Candy Crusher Cruizer
d)
The Battle Passer
20.
23. Which material is considered to be magnetic?
a)
copper
b)
zinc
c)
iron
d)
all of the above
21.
24. If a plane crashes on the border between the United States and Canada, where do they bury the survivors?
(a)
22.
25. Any material that attracts iron or materials containing iron.
a)
magnet
b)
electric circuit
c)
electromagnetic spectrum rays
d)
aluminum
23.
26. A good conductor would be made from__________________.
a)
copper
b)
wood
c)
rubber
d)
plastic
24.
27. For electricity to flow through a circuit the switch needs to be ________
a)
open
b)
closed
c)
waxed
d)
contain a magnet
25.
28. Using the diagram below, this would be a __________ circuit.
a)
parallel
b)
series
c)
electromagnet
d)
none of the above
26.
29. Using the diagram below, how many batteries are in the circuit?
a)
1
b)
2
c)
3
d)
4
27.
30. Using the diagram below, considering that the lights are in working conditions and the battery is fully charged, would the lights be on or off?
a)
on
b)
off
28.
31. Using the diagram below, what kind of circuit is represented?
a)
series
b)
parallel
c)
electromagnetic
d)
none of the above
29.
32. Using the diagram below, how many switches are in the circuit?
a)
0
b)
1
c)
2
d)
3
30.
33. Tony has a string of Christmas lights that he plans on putting on his house. When Tony plugs the lights in, he notices that when one bulb goes out all the other lights go out as well. What kind or circuit is this?
a)
series
b)
parallel
c)
none of the above
d)
all of the above
31.
34. Houses are usually wired with which type of circuit?
a)
series
b)
parallel
32.
35. You should always use electrical devices while your hands are wet.
a)
True
b)
False
33.
36. Lightning is a form of static electricity.
a)
True
b)
False
34.
37. Some animals can create an electrical shock.
a)
True
b)
False
35.
38. Rubber is a good electrical conductor.
a)
True
b)
False
36.
39. Protons and neutrons are located in the nucleus of an atom.
a)
True
b)
False
37.
40. An open circuit allows for the flow of electricity.
a)
True
b)
False
38.
41. Copper is a good electrical conductor
a)
True
b)
False
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