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Physics Summative
Question | Answer |
---|---|
Metal is called a _________ because it allows electrons to pass through. | Conductor |
The Jupiter Pendulum works on a type of energy that is created with a magnet called | Electro-magnetism |
A material that slows down or stops current from passing is a(an) | Insulator |
Oil is an example of a(an) conductor or insulator? | Insulator |
Gold is an example of a(an) conductor or insulator? | Conductor |
A circuit that is not complete is a(n) | Open circuit |
A path for electricity is called a(n) | Circuit |
A circuit that is complete is a(n) | Closed circuit |
Factors of Kinetic Energy | Mass and Speed |
In a generator EE is transformed from | Kinetic Energy |
In a battery EE is transformed from | Chemical Energy |
The presence of electrical energy needs two things | Closed conducting circuit Energy source |
Energy that is stored is called | Potential energy |
Signs of a chemical reaction are | Color change, odor, precipitate, temperature change |
Factors of chemical energy? | Mass and types of material (substance) |
Every chemical reaction is accompanied by a(n) | Energy transformation |
CE-EE is the transformation of | a battery |
Electricity comes from | Electrons in atoms |
Our homemade battery was made out of magnesium, yet a store bought battery is made out of | Carbon |
Two positive reasons to use Hydrogen cells are | They are environmentally friendly They can be reused many times. |
Almost all electricity we have in our homes is produced by a | Steam Turbine |
The blades of a steam turbine are like a | Giant pinwheel |
Solar power plants use what to heat water for steam? | Light from the sun. |
What is one problem of solar power? | It can only be produced during the day. |