When it comes to momentum, p = _______
mv
A stone is tossed up in the air. As it moves upward, which type of energy is decreasing?
Kinetic Energy
When an object becomes negatively charged, it has more of these particles than protons.
Electrons
In a water wave, a rubber duck displaces 8m and -8m from its starting position. What is this displacement called?
Amplitude
Which type of nuclear reaction is best represented by the following image?
Fission
The change in momentum of a system is also known as the __________ on the system.
Impulse
Gravitational Potential Energy depends on 3 factors: acceleration due to gravity, height, and _______.
Mass
The amount of charge moving through a given area is known as the ________.
Current
A mechanical wave travels at 20 m/s, and has a wavelength of 4 m. What is the frequency of this wave? Include units.
5 Hz
When two protons are placed close enough together, they begin to attract one another. Which force is responsible for this?
Strong Force
What is the impulse on a baseball that is hit with an average force of 50 Newtons for 0.5 seconds? Include units.
25 N*s
When a system loses energy to its surroundings, that energy is said to be ____________.
Dissipated
The process of causing electrons to move in a wire by changing the magnetic field in a loop of wire is known as __________.
Electromagnetic Induction
The energy of a single point on a wave is directly proportional to the square of the amplitude and the square of the ________.
Frequency
The amount of time it takes for 50% of a parent nucleus to decay is known as that isotope's ____________.
Half-Life
What is the change in momentum of a 1000 kg car that accelerates from 5 m/s to 20 m/s? Include units.
15,000 kg*m/s
In the following image, the size of the entire pie never changes. What Law of Nature does this represent?
Law of Conservation of Energy
The strength of a magnetic field in a given area (like a loop) is known as the Magnetic ______.
Flux
In the wave represented by the equation, y(x) = 6sin(𝜋x), what is the wavelength?
2
In the graph below, which nuclear reaction is represented by a large jump to the right?
Fusion
A 3 kg dodgeball experiences a 15 N force for the duration of 0.2 s. What is the change in velocity of the dodgeball? Include units.
1 m/s
A marble travels with a speed of 5 m/s at the bottom of a ramp. If the marble has a mass of 0.5 kg, what is the maximum height that the marble can clear? Ignore friction; include units.
1.28 m
As a magnet moves through a coil of wire, if you want to increase the current, you can increase the strength of the magnet, decrease the area of the coil, increase the number of coils, or increase _________.
The speed of the magnet.
Two waves interact in the same place, y(t) = 12sin(2𝜋t) and y(t) = 6sin(2𝜋t - 𝜋). What is the amplitude of their resultant wave?
6
Two fusion reactors that are being researched are those that use lasers and those that use _________ to contain fusion reactions.
Magnetic Fields