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Energy & Efficiency Flashcards | StudBud
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Energy & Efficiency
Energy & Efficiency
20 terms
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StudBud Administration
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1,541 plays
Energy, solar power, wind power, energy transformations
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
In our circuits, the voltmeter was placed in parallel and the ammeter was placed in ___________
Parallel also
Series
2
Using the fans in the kits this week, the greatest
power
was produced by using ____
blades
4
2
6
12
3
Voltage is a measure of ________
Current
Temperature
Electromotive force
Potential difference
4
What
colour
tie
was I wearing on Wednesday?
Black with spots
Blue
Red and stripey
Black
5
What is meant by the Law of Conservation of Energy?
Fossil fuels will last forever
Energy will never run out
We must conserve the energy we have
Energy cannot be created or destroyed
6
A solar panel converts light energy into __________ energy
Sound
Electrical
Kinetic
Mechanical
7
Wind turbines should be placed __________
In the bin
Up high
In a sunny area
Near the coast
8
Uncovered windows in winter result in a loss of energy via ________ energy
Potential
Heat
Mechanical
Sound
9
Which method of connecting two batteries gives the greatest voltage?
Series
Parallel
10
Kicking a football results in lost energy in the form of __________
Heat
Sound
Motion
Electricity
11
On a graph, which variable goes on the y-axis?
Independent
It varies
Dependent
Controlled
12
What is NOT a major concern with the use of fossil fuels?
They're ugly
Produce greenhouse gases
Non-renewable
High water usage
13
A
battery
connected to a
fan
transforms ____________ energy into mechanical energy
Chemical
Kinetic
Light
Heat
14
What is one way we can improve solar power technology?
Decrease cost
Increase efficiency
Switch to coal instead
Increase storage capacity
15
On a graph, which variable goes on the x-axis?
Independent
Dependent
Controlled
It varies
16
Which gas is heavily involved with global warming?
Nitrogen (N2)
Carbon Dioxide (CO2)
Oxygen (O2)
Ammonia (NH3)
17
Current is a measure of ___________
Electron flow
Potential difference
Electromotive force
Temperature
18
What is NOT a consequence of global warming?
Return of the dinosaurs
Increasing global temperature
Rising sea levels
Extreme weather events
19
Which method of connecting two batteries gives the greatest current?
Parallel
Series
20
Which factor will make a light globe glow brighter?
Voltage
Physics
Current
Temperature
