Physics Energy Review

Quiz
•
Science
•
12th Grade
•
Hard
+2
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the work output of a machine that has a heat input of 2,800 Joules and an efficiency of 0.923?
2,690J
92.3J
0.0082J
2,584.4
Tags
NGSS.MS-PS3-4
NGSS.MS-PS3-5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Heat transfer within a fluid takes place by
Convection
Conduction
Radiation
Sublimation
Tags
NGSS.MS-PS1-4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Convection
The transfer of thermal energy through liquids and gases
The transfer of thermal energy through solids
The transfer of thermal energy as electromagnetic waves
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The slower molecules move,
the higher the temperature
the less temperature
the same temperature
I don't know
Tags
NGSS.MS-PS1-4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Truck 1 is a 500-kg object traveling at a velocity of 35 m/s, and truck 2, is a 400-kg object traveling at a velocity of 40 m/s. Which object has a larger kinetic energy?
Truck 1
Truck 2
The two trucks have the same kinetic energy
Not enough info is provided
Tags
NGSS.MS-PS3-1
NGSS.MS-PS3-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the potential energy of a ball, held at a height of 45 m, with a mass of 2-kg.
Ug= 400 N
Ug= 600 N
Ug= 700 N
Ug= 900 N
Tags
NGSS.MS-PS3-2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the equation for spring potential energy?
Us= (k)(x)2
Us= (k)(x)
Us= 1/2(k)(m)
Us= 1/2(k)(x)2
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