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12 Cards in this Set
- Front
- Back
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What is the scientific way of saying energy has been transferred? |
doing 'work' |
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What is dissipated energy? |
No system is perfect so there is often energy 'wasted' in other forms, this is called dissipated |
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How can wasted energy be reduced? |
-Use lubricant on things like conveyor belts -Use led lamps instead of filament lamps |
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What is the conservation of energy? |
Energy can be transferred usefully, stored or dissipated, but it cannot be created or destroyed |
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What is the name for a solid going to a gas? |
Sublimation |
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What is the name for a gas going to a solid? |
Deposition |
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What is the conservation of mass? |
The particles in a substance stay the same when it changes state, only their closeness, arrangement or motion changes |
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What is a non-contact force? |
Forces that act between two objects that are not physically touching each other such as Magnetic, Electrostatic |
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What is a contact force? |
Forces which act between two objects that are physically touching each other such as Reaction force, Tension, Friction, air resistance |
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What is the equation for work done? |
force x distance |
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What is a deformation? |
A change in shape of an object, if it elastic it will return to its original shape otherwise it will remain deformed |
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What is used to measure the pressure of water in a column? |
A manometer |
