1
Q
What is the equation for power?
A
Power = Work done (or energy transferred) / Time taken P = E/t
2
Q
What is the unit for power? What does it mean?
A
Watts. (J/s)
One watt = 1 joule of energy transferred per second
Real P2
flashcards
Decks in class (36)
# Cards
-
Velocity and Distance - Time Graphs7
-
Acceleration and Velocity - Time Graphs10
-
Weight, Mass and Garvity7
-
Resultant Forces9
-
Atomic structure7
-
Radioactivity and Background Radiation8
-
Ionising radiation12
-
Radiation dose7
-
Half-life7
-
Uses of radiation10
-
Radioactivity Saftey15
-
Nuclear Fission12
-
Nuclear Fusion5
-
The life cycle of stars9
-
Forces and Acceleration10
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Frictional force and Terminal Velocity17
-
Stopping Distances14
-
Work Done4
-
Potential and Kinetic Energy6
-
Kinetic energy6
-
Forces and Elasticity6
-
Power2
-
Momentum and Collisions6
-
Car Design and Saftey22
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Static Electricity12
-
Current and Potential Difference7
-
Circuits - the Basics7
-
Resistance and V=IR13
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Circuit Devices11
-
Series Circuits9
-
Parallel Circuits7
-
Mains Electricity15
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Electricity in the Home8
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Fuses and Earthing22
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Energy and Power in Circuits15
-
Power and Enegry Change6
