Matter
What are the building blocks of matter?
Atoms
What is the source of a wave?
Vibration
All masses ____ on all other masses
pull
Electricity exists because nature is filled with _______ particles
Charged
What is the the extremely small, positively charged core of an atom called?
Nucleus
What two particles are known as the nucleons since they are found in the nucleus?
Protons and neutrons
What are the two types of waves?
Longitudinal and transverse
What is G (Universal constant) equal to?
6.67 x 10-11 Nm2/kg2
Where do the two type of charges come from?
Positive: protons
Negative: electrons
Song
Name/Artist
What element has an atomic number of 8?
Oxygen
What is the name for the Greek letter that is used to represent wavelength?
Lambda
The more distance between masses, the _____ (stronger or weaker) the force
Weaker
If an electron and another electron are nearby each other, what type of force would they act on each other?
Repulusion
The Law of Universal Gravitation and Coulomb's Law both follow this law as well?
Inverse-square law
Place the phases of matter in order from highest kinetic energy to lowest
Plasma, Gas, Liquid, Solid
If the period of a wave is .1 seconds, what is the frequency?
10 Hz
The equation FG = (Gm1m2)/d2 is also known as
Law of Universal Gravitation
If the resistance is 100 Ohms and the voltage is 25 V, what's the current?
0.25 A
A changing magnetic field around (or in) a loop of conducting wire will induce a _______
Voltage
What's the density of of an 13.5 kg object that has a volume of 3 m3? Does it sink or float?
4.5 kg/m3
Float
What is the wave speed if the frequency is 4 Hz and the wavelength is 20 m?
80 m/s
Find the force of gravity between Earth (6 x 1024 kg) and a 8.24 x 109 kg asteroid that is 7.1 x 106 m away
6.54 x 1010 N
1.38 x 1018 N
Which two wave equations are reciprocals of each other?