WorksheetsFinal Exam Review (PL) - Part 2
Total questions: 14
Worksheet time: 7mins
If one bulb burns out in a parallel circuit, what happens to the others?
They stay lit
They go out
They flicker
They get brighter
If a circuit has a resistance of 10 ohms and a current of 15 amperes, what is the voltage?
225 volts
30 volts
150 volts
1 volt
What voltage would cause a current of 0.8 amperes in a circuit with 100 ohms of resistance?
120 volts
80 volts
0.6 volts
100 volts
How much current is produced if a circuit has 80 volts of electricity and 18 ohms of resistance?
4.4 amperes
0.45 amperes
720 amperes
18 amperes
What is labeled as 'B' in the wave diagram?
Trough
Crest
Amplitude
Wavelength
What is labeled as 'C' in the wave diagram?
Crest
Amplitude
Wavelength
Frequency
Which wave has the highest frequency?
Blue
Green
Yellow
Red
As frequency increases, what happens to wavelength?
It increases.
It decreases.
It stays the same.
Waves bending as they travel through eyeglasses is an example of _______________?
Interference
Diffraction
Refraction
Reflection
Sunlight traveling around and between clouds is an example of _______________?
Interference
Diffraction
Refraction
Reflection
We can see the earth from outer space because of _______________?
Interference
Diffraction
Refraction
Reflection
We can see each other because of ________.
Interference
Diffraction
Refraction
Reflection
Is the speed of sound fastest in solids, liquids, or gases and why?
Solids, because particles are closest
Liquids, because particles are moderately spaced
Gases, because particles are far apart
Same in all, because medium doesn't matter
Who hears the apparent higher frequency than normal?
The girl
The guy
Both of them
