Mechanics
Constant velocity and zero velocity means the net force and acceleration are...
Zero
Mechanical energy is the sum of what two things?
Potential and kinetic energy
Adding a resistor in a parallel circuit does what to the total resistance of the circuit?
Decreases it
The electromagnetic spectrum is all what?
Light
A photon is what?
A particle of light
What is the slope of a velocity-time graph?
Acceleration
Kinetic energy changes as ____ changes.
Velocity
Adding a resistor in a series circuit does what to the total resistance?
Increases it
The amplitude of a sound wave determines what?
Energy
Protons and Neutrons are what?
Hadrons and Baryons
Magnitude is a term to state what?
How large a vector quantity is.
The units for power are
Joules/sec (The rate of change of energy)
If two charged spheres touch each other, how do you find the final charge on each sphere?
Add the charges and divide by two.
Monochromatic light has what?
One frequency
The particle behavior of light is proven by what effect?
The photoelectric effect
The equilibrant force is equal in magnitude and opposite in direction to what?
The resultant vector
What is an eV (an energy unit) equal to?
1.6 x 10-19 Joules
Insulators contain what?
No free electrons
Wave behavior is proven by what?
Diffraction and interference
931 meV of energy
Centripetal force and centripetal acceleration vectors point towards where in a circle?
The center
For a free-falling mass or a swinging pendulum
Ionized glass can conduct an electric current using any of these three things?
Positive ions, negative ions, or electrons.
Constructive interference occurs when?
Two waves are 0 degrees out of phase or a whole number of wavelengths (360 degrees) out of phase.
All electromagnetic waves originate from where?
Accelerating charged particles