Quiz
Science Test
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Questions in this quiz (44)
1What is the energy of motion?
- APotential energy
- BKinetic energy
- CMechanical energy
- Dmotion energy
2What does Kinetic energy depend on?
- Aspeed and weight
- Bweight and position
- Cspeed and mass
- Dspeed and density
3Formula for kinetic energy
- AKE= 1/2mv^2
- BKE=1/2mw^2
- CKE=md^2
- DKE = wh
4 Average speed is the distance an object travels times the time to travel that distance.
- ATrue
- BFalse
5[blank_start]Motion[blank_end] is changing position of an object
- AMotion
6Inertia is the property of matter that makes matter resist a change in motion
- ATrue
- BFalse
7Unbalanced forces are forces that produce an [blank_start]uneven[blank_end] net force of change in motion
- Auneven
8balanced forces are forces that produce an [blank_start]even[blank_end] net force of change in motion
- Aeven
9Stored energy
- Akinetic energy
- Bpotential energy
- Cmotion
- Dinertia
10The equation for solving potential energy is PE=wh
- ATrue
- BFalse
11Joules are [blank_start]unit of measure for energy[blank_end]
- Aunit of measure for energy
12Energy is the ability to [blank_start]work cause or change[blank_end]
- Awork cause or change
13Chemical energy is the form of energy associated with position and motion of an object
- ATrue
- BFalse
14Nuclear energy is potential energy stored in nucleus of an atom
- ATrue
- BFalse
15Electric energy is energy with [blank_start]electric charges[blank_end]
- Aelectric charges
16Sound energy is traveled in
- Awaves
- Bwater
- Cchemicals
- Dobjects
17[blank_start]Radiant[blank_end] --> thermal
- ARadiant
18steam iron ---> [blank_start]electrical - thermal - ST[blank_end]
- Aelectrical - thermal - ST
19digital clock ---> [blank_start]electrical - radiant - ST[blank_end]
- Aelectrical - radiant - ST
20ceiling fan - [blank_start]electrical - mechanical - thermal- MT[blank_end]
- Aelectrical - mechanical - thermal- MT
21euphonium - [blank_start]mechanical - thermal - sound MT[blank_end]
- Amechanical - thermal - sound MT
22nuclear energy from the sun transforms to electromagnetic energy (sunlight)
- ATrue
- BFalse
23An electric motor
- Auses magnets
- Bisn't controlled by electric or magnets
- Cspins at a speed determining the distance of the magnets
- Dspins different directions determining the side of the magnets are facing towards it
24If you move the magnets closer to the magnet, it slows down the speed of the motor
- ATrue
- BFalse
25An electric motor uses magnets to spin itself
- ATrue
- BFalse
26Fossil fuels store energy from the sun as chemical energy
- ATrue
- BFalse
27Electric charges are from
- A- only
- B+ only
- C- and +
- Dneither - and +
28An electric current is movement of electric charges in multiple directions through a wire / conductor
- ATrue
- BFalse
29What is voltage difference
- Aforce that causes magnetic charges to flow that flow from low to high voltage
- Bforce that causes magnetic charges to flow that flow from high to low voltage
- Cforce that causes electric charges to flow that flow from low to high voltage
- Dforce that causes electric charges to flow that flow from high to low voltage
30what is a circuit
- Aopen path that magnetic charges flow through
- Bopen path that electric currents flow through
- Cclosed path that electric currents follow
- Dopen path that magnetic charges follow
31What is dry-cell
- Achemical reactions occur in moist paste causing transfer of electrons
- Bphysical reactions occur in dry paste causing transfer of protons
- Cphysical reactions occur in moist paste causing transfer of electrons
- Dchemical reactions occur in dry paste causing transfer of protons
32What is wet - cell
- Acontains 2 connected plates made of different metals conducting
- Bcontains 3 or more connected plates made of different metals conducting
- Ccontains 1 connected plate made of different metals conducting
- Dcontains 2 connected plates made of alikemetals conducting
33current that has only 1 loop to flow through
- Aparallel circuit
- Bdry cell
- Cseries circuit
- Dvoltage
34contains 2+ branches for current to flow through
- Aseries circuit
- Bparallel circuit
- Cdry - cell
- Delectricity
35symbol
- Awires
- Bbattery
- Cenergy source
- Dplate
36symbol
- Abattery
- Bwires
- Clightbulb
- Dopen switch
37symbol
- Awire
- Bclosed switch
- Copen switch
- Dlightbulb
38symbol
- Alight bulb
- Bopen switch
- Cposition
- Dcrossing wires
39tendency for material to oppose the flow of protons changing electrical energy into thermal / light energy
- Ainertia
- Bresistance
- Cmagnetic resistant
- Dohm law
40making wires thicker, shorter, and cooled down increases resistance
- ATrue
- BFalse
41measurement of electric resistance
- Aohms
- Bjoules
- Cgrams
- Dmass
42Ohm's law is when the current in a circuit equals voltage
- ATrue
- BFalse
43Armature is the motor part that has electromagnets and rotates the shaft of a motor
- ATrue
- BFalse
44communicator is a device that reverses direction of magnetic current through a coil of a motor / current.
- ATrue
- BFalse
Information
- Description
- 4/7/2016
- Author
- Alyssa Moore
- Language
- English
- Views
- 5
- Rating
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