7G UNIT 1 Question Preview (ID: 39365)


Speed Density Types Of Energy Energy Transformation Work. TEACHERS: click here for quick copy question ID numbers.

What is the formula for speed?
a) S= D/T
b) S= T+D
c) S= T-D
d) S= DxT

A car travels 50 miles for 2 hours. What is the car's average speed?
a) 25 meters
b) 25 kmh
c) 25 mph
d) 25 m/s

What is the formula for DENSITY?
a) D=M/V
b) D=MxV
c) D=M-V
d) D=M+V

What is density of an object with a mass of 10 grams and a volume of 2 ml?
a) 8 g/ml
b) 12 g/ml
c) 20 g/ml
d) 5 g/ml

What is the speed of an object in mph if it travels 10 miles in 30 mins?
a) 10 mph
b) .33 mph
c) 20 mph
d) 300 mph

What is the speed of a car that travels 80 meters in 10 seconds?
a) 10 m/s
b) 8 m/s
c) 800 m/s
d) 90 m/s

Which of the following objects float on water based on their densities?
a) Object A Density = 1.5 g/ml
b) Object B Density = .50 g/ml
c) Object C Density = 100 g/ml
d) Object D Density = 2 g/ml

A car travels for 5 hours and gets 500 kilometers north. What was its average speed?
a) 100 mph
b) 505 mph
c) 100 km/h
d) 505 km/h

What is the Density of water?
a) 1g/ml
b) .1g/ml
c) 10g/ml
d) 1.5g/ml

In order to find speed you take Distance and ____________ by Time.
a) Multiply
b) Add
c) Subtract
d) Divide

What type of energy does a batter represent?
a) Chemical Energy and Potential Energy
b) Chemical Energy and Kinetic Energy
c) Radiant Energy and Light Energy
d) Radiant Energy and Electrical Energy

Which of the following represents work being done?
a) Pushing up against a wall
b) Holding a box above your head
c) Pulling on a large rock that is not moving
d) Lifting and placing a book on a bookshelf

What type of energy transformation occurs during Photosynthesis?
a) Chemical Energy to Radiant Energy
b) Electrical Energy to Kinetic Energy
c) Radiant Energy to Chemical Energy
d) Light Energy to Electrical Energy

The ___________ the position of an object, the more Potential Energy.
a) Lower
b) Longer
c) Higher
d) Bigger

Which of the following does a person running NOT represent?
a) Thermal/Heat Energy
b) Mechanical Energy
c) Kinetic Energy
d) Electrical Energy

Can the Sun represent more than one type of energy?
a) NO
b) YES
c) MAYBE
d) IDK (Hint: This is not the answer!)

In order for something to count as WORK you must have.......
a) Motion
b) Energy
c) Energy Transformation
d) Photosynthesis

What is Potential Energy
a) Energy from the Sun
b) Work
c) Stored Energy
d) Energy in Motion

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