2nd Term Practice

Quiz
•
Science
•
8th Grade
•
Easy
Standards-aligned
Mariam Ayaad
Used 3+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Differences in gravitational potential energy depend on an object’s ________.
mass and speed
height and speed
mass and height
mass only
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which equation is correct?
Mechanical energy = potential energy – kinetic energy
Mechanical energy = potential energy + kinetic energy
Mechanical energy = potential energy x kinetic energy
Mechanical energy = kinetic energy - potential energy
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
According to the law of conservation of energy, the total amount of energy in the universe ________.
remains constant
changes constantly
increases
decreases
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of potential energy?
A rolling ball
A stretched rubber band
A moving car
A falling rock
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The region around a magnet where the magnetic forces act is the ________.
electromagnetic pole
magnetic field
magnetic pole
magnetic domain
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a simple electric circuit, what provides energy to the circuit?
Battery
Switch
Wire
Bulb
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Magnetic force is strongest at:
The center of a magnet
The sides of a magnet
The end (poles) of a magnet
Equally throughout the magnet
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