Term 4 Physics - Energy Flashcards

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1
Q

Potential energy

A

A stored form of energy

Energy that is stored

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2
Q

Energy conservation

A

When one form of energy is transformed into other forms of energy

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3
Q

Temperature

A

A measure of how fast particles that make up substances are moving

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4
Q

Chemical Energy

A

Chemical is stored in the bonds between atoms in molecules and compounds

Example of chemical potential energy is food we eat, petrol to make car move

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5
Q

Electrical Energy

A

Electrical energy is generated by the movement of electrons

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6
Q

Gravitational

A

Large objects such as earth and the sun create gravity and gravitational energy

This energy is changed from gravitational to kinetic energy when objects start to fall back to ground

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7
Q

Heat energy

A

Heat energy is also called thermal energy. It involves atoms and compounds and molecules moving and vibrating

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8
Q

Light

A

Light is a type of radiant energy. Light is made up of from tiny particles called photons

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9
Q

Kinetic

A

Anything that is moving has this type of energy

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10
Q

Nuclear

A

Huge amounts of nuclear energy can be generated by splitting atoms

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11
Q

Elastic

A

This energy is stored in stretchy or springy objects such as rubber bands and springs

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12
Q

Sound

A

The vibration of particles, energy is passed from one particle to the next

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13
Q

Law of energy conservation

A

This law states that no energy can be destroyed only changed from one state to another

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14
Q

What is the main unit of measurement

A

Joules

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15
Q

What is the formula for calculating kinetic energy

A

Ek= 1/2 x m x V2

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16
Q

What is potential energy

A

The energy stored in objects

17
Q

What is a energy example of a rubber band

A

Elastic potential energy

18
Q

What energy example is a loose rock on a cliff

A

Gravitational potential energy

19
Q

What energy example is a car battery

A

Chemical potential energy

20
Q

What are the 5 main types of energy

A
Light 
Heat 
Sound 
Chemical
Kinetic
21
Q

What is the type of energy is a biker riding forwards

A

Kinetic

22
Q

What energy is a the sun

A

Light and maybe heat

23
Q

What does GPE stand for

A

Gravitational potential energy