Waves
Gravity, Force & Motion
Machine & Work
Electricity & Magnetism
Miscellaneous
100
__________ waves require a medium to travel and __________ waves do not require a medium to travel.
What is mechanical; electromagnetic?
100
Gravitational force between object depend on __________ and __________.
What is mass; distance?
100
An inclined plane used by workers on a loading dock has a length of 6 m and a height of 3 m. The ideal mechanical advantage is __________. ( MA = effort distance / resistance distance)
What is 2 m?
100
The strongest regions on a magnet.
What are the magnetic poles?
100
The type of bond formed between two anions.
What is a covalent bond?
200
Wavelength is ___________ proportional to frequency and energy.
What is inversely?
200
On the moon, a bowling ball and a paper ball will fall at a constant rate because ____________
What is there is no air resistance/air?
200
A machine with 100% efficiency has no _________.
What is friction?
200
Increasing the strength of an elecromagnetic without changing the current flowing through it could be accomplished by
What is increasing the number of turns/coils around the core?
200
The combination of two nuclei to form a stable atom.
What is nuclear fusion?
300
Gamma rays have _________ energy, ________ wavelengths and _________ frequency.
What is high; short; high?
300
What is the force of a 20 kg object that accelerates at a rate of 10 m/s/s. (Include unit)
What is 200 Newtons?
300
If a person weighing 400 N takes 6 seconds to walk up a staircase that is 3 meters high, his power output is _____. (Include unit)
What is 200 Watts?
300
The current in a radio is 10 amps. The resistance of the radio is 5 ohms. The voltage is ___________.
What is 50 volts?
300
Use the periodic table to determine which of the following contains 20 protons and 19 electrons.
A. an ion of calcium
B. an ion of potassium
C. a neutral calcium atom
D. a neutral potassium atom
What is choice A- an ion of calcium?
400
Sound waves travel best in a __________ medium and at ________ temperatures.
What is solid; high?
400
Where velocity is zero.What is section II?
400
In which of these scenarios is NO work done?
(1.) holding a bag two feet off the floor
(2.) dragging a bag up a flight of stairs
What is scenario 1?
400
A permanent magnet is passed through a loop of wire. When is the electric potential difference in the loop the GREATEST?
A. When the permanent magnet is passed slowly through
the loop of wire
B. When the permanent magnet is passed quickly through
the loop of wire
C. When the permanent magnet is held still in the middle
of the loop of wire
What is choice B?
400
This type of nuclear radiation can penetrate pass the skin cells but can be stopped by heavy clothing.
What is beta particle?
500
___________ interference increase the amplitude of a wave.
What is constructive?
500
Acceleration during segment C.What is -0.5 m/s/s?
500
As a rock fall off a cliff it _________ kinetic energy and ________ gravitational potential energy.
What is gains; loses?
500
If a simple circuit is replaced by a resistor that has a resistance of four times the initial value, how does the flow of electrons through the wire change?
What is reduced by 1/4 or a factor of 4?
500
The half-life of cadmium-109 is 464 days. A scientist measures out a 256.0 g sample.
Approximately how many grams of cadmium-109 would remain after 1,392 days?
What is 32 g?