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Test your basic knowledge |
Everyday Physics
Start Test
Study First
Subjects
:
science
,
literacy
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Gallons per minute (gpm) - liters/s - cubic feet per minute (cfm) or m^3/s
volume fluid flow rate
Conservation of energy
Convert Celsius to Kelven
Convection
2. Sounds below 30 Hz
infrasound
Heat
wavelength
incoming and outgoing flow rate formula
3. Rod with forces applied at opposite ends in the same direction
restoring force
Net force?0 net torque=0
the pressure of liquids _____ when it goes faster
Distance traveled
4. 9/5T(C)+32
Convert Celsius to Fahrenheit
Heat capacity (specific heat)
volume fluid flow rate formula
Fluid force
5. Analized brahe's data and verified the heliocentric theory. These regularities are known as Helpers Laws of Planetary motion.
entropy
Kepler
Power (watts)
Physics
6. Heat is transferred directly through a material with no bulk movement of material
Equilibrium
Conduction
pressure does what when depth is increased
Fluid force
7. Shows in 1905 that newtons laws were not valid for objects moving with speeds near the speed of light.
Einstein
the pressure of liquids _____ when it goes faster
bernoulli's equation
velocity through a medium
8. 1 -000 kg/m^3
Rotational inertia (moment of inertia)
density of water
Power (watts)
Thermodynamics
9. C/n
velocity through a medium
Newton's Second Law
Heat capacity equation
volume fluid flow rate formula
10. Z+n
period of a pendulum T of length L
Heat
azX
Emissive
11. Number density x temperature
viscosity
frequency of light
Emissive
pressure depends on
12. 100 -000 n/m^2
Wave speed=
period p of a mass m oscillating on a horizontal spring of force constant k
atmospheric pressure (atm)
viscosity
13. T=2p square root m/k frequency= square root k/m;/2p
period p of a mass m oscillating on a horizontal spring of force constant k
amplitude
pressure at depth h
Why does something move?
14. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
viscosity
Wavelength
Thermal radiation
Heat capacity (specific heat)
15. Pascal (Pa) or pounds per square inch (psi)
Momentum
Center of gravity (CG)
pressure does what when depth is increased
measurement of pressure
16. Kg/m^3
Thermal radiation
Why does something move?
Radiation
measure of density
17. Maximum displacement from equilibrium
order of states of matter stronger to lesser forces between atoms
amplitude
Mechanics
period of a pendulum T of length L
18. Hf
Projectile
Photon energy
Aristotle
Heat
19.
bernoulli's equation
Thermal conductivity
atmospheric pressure (atm)
Distance traveled
20. T(C) +273
Convert Celsius to Kelven
Power (watts)
Flow through a pipe
when ice in water melts what happens?
21. P x u x A
Torque
Speed of light
mass flow rate formula
pressure does what when depth is increased
22. Heat Q= mass of sample x specific heat x temp change
Heat capacity equation
Equilibrium
Time for an object thrown to reach maximum height
restoring force
23. You can't get more work out than the energy you put in
Conservation of energy
Radiation
azX
Frequency
24. Speed of light / wavelength
incoming and outgoing flow rate formula
Weight
frequency of light
Pressure=
25. The total disorder of an object
Stable structures
entropy
Thermal radiation
Photon energy
26. Decreases
Engine efficiency cannot be 100%
Einstein
the pressure of liquids _____ when it goes faster
Convection
27. P + density x g h
Rotational inertia (moment of inertia)
Heat
Quantum mechanics
pressure at depth h
28. The first to do experimental studies of the laws of motion and was Imprisoned by Pope Urban VIII in 1633 for advocating the Copernican theory - also know as the heliocentric theory - that the earth was a planet revolving around the sun.
Galileo
Newton
pressure depends on
Total momentum before collision
29. The energy that flows from one system to another because of their temperature difference.
velocity through a medium
Aristotle
Weight
Heat
30. Net force=0 net torque=0
Wavelength
Torque
Equilibrium
density of lead
31. Believed that the natural state of objects was to be at rest
Aristotle
wavelength
period of a pendulum T of length L
Change in internal energy
32. Fbottom=Ftop+mg where mg is the weight of the volume
bernoulli's equation
Voltage
static fluid formula
Speed of light
33. Heat is transferred directly through a material with no bulk movement of material
Thermodynamics
Conduction
pressure at depth h
density of air
34. Velocity squared / radius
Centripedal acceleration=
Conduction
variation of pressure with depth
measurement of pressure
35. An object that is thrown or struck or shot and then travels under the influence of gravity
Net force?0 net torque=0
Projectile
Power (watts)
restoring force
36. Force x lever arm
Torque
Frequency
velocity through a medium
infrasound
37. Rod with forces applied at opposite ends in the same direction
Net force?0 net torque=0
Thermodynamics
density of air
Speed of light
38. Mass x specific heat x temperature change
velocity through a medium
Resistance
Heat
order of states of matter stronger to lesser forces between atoms
39. C / f
Torque
law of conservation of energy
Quantum mechanics
Wavelength
40.
c=3x10^8 m/s
measure of density
Energy of motion (kinetic energy)
Total momentum before collision
41. P(P2-P1)D^4/128Ln n=fluid's viscosity
Flow through a pipe
wave
pressure at depth h
Wavelength
42. V x A= constant
continuity
Engine efficiency cannot be 100%
Second law of thermodynamics
c=3x10^8 m/s
43. 1.25 kg/m^3
mechanical wave
density of air
Mechanics
restoring force
44. Sounds above 20 -000 Hz
Net force=0 net torque?0
ultrasound
Internal energy
mass flow rate formula
45. The heat needed to raise the temperature of 1 pound of water by 1 degree F
Frequency
1 BTU
Thermal radiation
Energy of motion (kinetic energy)
46. Initial velocity= the square root of 2gh
Stable structures
Newton
Velocity required for an object to reach height h
when ice in water melts what happens?
47. The study of heat and its transformation into mechanical energy
incoming and outgoing flow rate formula
Thermodynamics
Newton
Thermal conductivity
48. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
Quantum mechanics
Change in internal energy
Brahe
Weight
49. Wrote Principia in 1687. Made the 3 laws of mechanics and law of gravity. He also invented calculus.
Net force?0 net torque=0
Convert Celsius to Kelven
Convection
Newton
50. T^4
Galileo
volume fluid flow rate formula
viscosity
Thermal radiation