WorksheetsSpring Semester Final
Total questions: 50
Worksheet time: 25mins
Name
Class
Date
1.
What is gravity's role in the universe?
a)
It helped create our solar system
b)
It holds everything up
c)
It has north and south poles
2.
Which planet is a Jovian planet
a)
Mercury
b)
Mars
c)
Saturn
3.
Terrestrial planets can be described as...
a)
Made of gas and no atmosphere
b)
Made of land and an atmosphere
c)
Made of land and no atmosphere
4.
What is electromagnetic force?
a)
Force applied that keeps us on earth
b)
A force that creates electric fields and magnetic fields
c)
A force that creates magnets only
5.
_____ and ______ determine the strength of gravity
a)
Mass and difference
b)
Mass and distance
c)
Distance and difference
6.
What is keeping the solar system in orbit
a)
Gravity alone
b)
Earth's gravity
c)
Sun's gravity
7.
How many planets are in the solar system?
a)
7
b)
8
c)
9
8.
Is earth larger than the moon?
a)
Yes 3x large
b)
Yes 4x larger
c)
No
9.
A group of stars forming a recognizable shape is called...
a)
Constellation
b)
Globberium
c)
Star cluster
10.
____ is a rocky body that can orbit within the solar system
a)
Meteor
b)
Asteroid
c)
Comet
11.
____ is an icy object that orbits the solar system
a)
Meteor
b)
Comet
c)
Asteroid
12.
What is the largest object in our solar system?
a)
Jupiter
b)
Neptune
c)
Sun
13.
True or false: All object have a gravitational pull
a)
True
b)
False
14.
True or false: Magnets have east and west poles
a)
True
b)
False
15.
____ is an invisible field that surround magnetic objects.
a)
Magnetic field
b)
Gravity field
c)
Electric field
16.
Newton's _____ law states the mass of an object changes the force and acceleration applied.
a)
1st
b)
2nd
c)
3rd
17.
Newtons _____ law states an object at rest or in motion will remain until a force acts on it.
a)
1st
b)
2nd
c)
3rd
18.
Newtons ____ law states for every action there is an equal and opposite reaction
a)
1st
b)
2nd
c)
3rd
19.
Magnets are a ______ force that does not require the objects to touch to react.
a)
Contact
b)
Conflict
c)
Noncontact
20.
____ is an invisible field around an electrically charged object.
a)
Magnetic fied
b)
Gravity field
c)
Electric field
21.
______ charge is an imbalance of positive and negative charges within a material. (May cause a shock)
a)
Electric
b)
Static
c)
Gravity
22.
Reference point is the _____ you choose to describe a location
a)
Beginning
b)
End
c)
Middle
23.
Velocity =
a)
Speed and distance
b)
Distance and time
c)
Time and speed
24.
_______ is the force of attraction and repulsion from a magnet.
a)
Magnetic force
b)
Gravitational force
c)
Electric force
25.
How does earth have a magnetic field?
a)
The earth's core is made of metals
b)
The north and south pole
c)
Gravity creates a force field around earth
26.
What is the difference between an electric field and a magnetic field?
a)
They both are invisible
b)
An electric field is around a charged object and magnetic field is around a magnetic object
c)
A magnetic field is around a charged object and an electric field is around a magnetic object
27.
When an object has an equal balance of positive and negative charge.
a)
Positive charge
b)
Negative charge
c)
Neutral charge
28.
______ is the change of speed in time
a)
Acceleration
b)
Force
c)
Distance
29.
_____ is a push or pull on an object
a)
Acceleration
b)
Force
c)
Distance
30.
Is this picture in motion? Why or why not?
a)
Yes, it shows the balls changing positions
b)
No, pictures do not move
c)
Yes, pictures do not move
d)
No, the pictures change but there is not motion
31.
What is the middle action an example of?
a)
Excited atoms
b)
Collision
c)
Molecules
32.
A _______ is a way information can be communicated using the senses.
a)
Braille
b)
Signal
c)
Communication
33.
_____ is the interference in a signal that create rigid waves.
a)
Analong
b)
Digital
c)
Noise
34.
___________ is the distance between the resting height and the highest or lowest point on the wave.
a)
Wavelength
b)
Analog
c)
Amplitude
35.
___________ is the distance between the same point on successive waves (on the same side)
a)
Amplitude
b)
Analog Signals
c)
Wavelength
36.
High ______ = High _______
a)
Wavelength, frequency
b)
Interference, Noise
c)
Frequency, Energy
37.
___________ wave rely on a middle source to relay a message
a)
Electromagnetic
b)
Gravitational
c)
Communication
38.
________ is the representation of information being communicated.
a)
Digital signals
b)
Analog signals
c)
Binary signals
39.
____ has smooth waves and _____ has rigid waves
a)
Music, sound
b)
Analog waves, noise
c)
Noise, music
40.
What is an example of modern communication?
a)
Satellites
b)
Chalk board
c)
Podiums
41.
What is this picture an example of?
a)
Electromagnetic waves
b)
Gravitational waves
c)
Mechanical waves
42.
What is this picture an example of?
a)
Gravitational waves
b)
Mechanical waves
c)
Electromagnetic waves
43.
What is NOT an example of an electromagnetic object?
a)
Earth
b)
Microwave
c)
Whiteboard
44.
Which below do NOT have electrical waves?
a)
Cell phones
b)
Buildings
c)
Computers
45.
______ is the change of position in an object.
a)
Motion
b)
Position
c)
Force
46.
What example provides evidence that gravity exists?
a)
Jumping and coming back to the ground
b)
Being able to float in the air
c)
Being able to throw things up in the air
47.
What information does the picture below represent?
a)
Digital signals
b)
Analog signals
c)
Gravitational signals
48.
What does a digital signal rely on to relay a message?
a)
Middle source
b)
Group numbers
c)
Analog signals
49.
How can digital information NOT be stored?
a)
File cabinets
b)
CD's & DVD's
c)
Voicemails
50.
What is the name of your science teacher?
a)
Mrs. Jackson
b)
Ms. Jackson
c)
Senora Jackson
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