Forces and Motion
Work, Power, & Energy
Chem I - Matter
Chem II - Reactions
Waves and Electricity
100
If an object changed moves 5 meters in 2 seconds, what is its velocity?
What is 2.5 m/s
100
You push on a large crate with a force of 5 N but it doesn't move at all. How much work did you do?
0 Joules
100
What is the difference between a compound and a mixture?
In a mixture, the parts are not chemically bonded together
100
What kind of bond is formed when a metal transfers electrons to a nonmetal?
Ionic bond
100
If you decrease the frequency of a wave, what happens to its wavelength?
The wavelength gets longer
200
There are two forces acting on an object but it is not moving, how is this possible?
The forces are equal and in opposite directions (they are balanced)
200
How much power do you have if you do 6 joules of work in 8 seconds
0.75 W
200
What is the density of a liquid which has a volume of 7 mL and a mass of 21g?
3 g/mL
200
You use litmus paper to test the pH of a substance and find that its color of blue matches up to a pH of 10. What kind of substance is this?
A base
200
What is the difference between having a string of Christmas lights wired in a series circuit and a string of lights wired in a parallel circuit?
If one bulb goes out in a series circuit, the circuit is open and all the others go out as well
300
If you drop a 5 gram sphere and a 10 gram sphere at the same time from the same height, in what order will they hit the ground?
The two spheres will hit at the same time
300
You are holding a rock and then drop it off of a cliff. What happens to its gravitational potential energy and kinetic energy as it falls?
Gravitational potential energy decreases while kinetic energy increases
300
How is the isotope carbon-14 different from the isotope carbon-12? (Be specific about subatomic particles)
They have different numbers of neutrons
300
Balance the chemical equation and identify the type of reaction: H2O -> H2 + O2
2H2O -> 2H2 + O2, Decomposition
300
What is the difference between ultraviolet light and visible light?
Ultraviolet light has a higher frequency (shorter wavelength) than visible light
400
If you double the force you put on an object, what will happen to the acceleration of the object?
The acceleration will double
400
How do water molecules behave differently in a ice cube and and in steam?
Water molecules move much more quickly in steam
400
How many total electrons does a stable atom of oxygen have?
8
400
What type of chemical reaction has the form AB + CD -> AD + CB
Double replacement
400
What would the diameter, length, and temperature of a need to be like to get the least resistance?
A large diameter, short length, low temperature
500
An object starts at rest and speeds up to a velocity of 6 m/s in 8 s. What is the object's acceleration?
0.75 m/s/s
500
How much kinetic energy does a 4 gram object moving at a velocity of 2 m/s have?
8 Joules
500
What will a halogen do to become stable like a noble gas, and what will its charge become?
Gain one electron, have a 1- charge
500
What natural law requires that chemical equations be balanced?
The law of conservation of matter
500
What happens to the strength of an electromagnet's magnetic field as more coils of wire are wrapped around an iron core?
The strength of the magnetic field increases
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