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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. T^4
static fluid formula
Kepler
Thermal radiation
density of water
2. P x u x A
continuity
Internal energy
mass flow rate formula
Brahe
3. A tendency for liquids to resist flowing.
Internal energy
measurement of pressure
viscosity
Wave speed=
4. ?
c=3x10^8 m/s
amplitude
Centripedal acceleration=
Galileo
5. Time= the square root of 2 x height / acceleration due to gravity
when ice in water melts what happens?
Time for an object thrown to reach maximum height
Heat capacity equation
density of aluminum
6. The level stays the same
incoming and outgoing flow rate formula
infrasound
when ice in water melts what happens?
Thermal radiation
7. The heat needed to raise the temperature of 1 pound of water by 1 degree F
continuity
volume fluid flow rate formula
1 BTU
Heat capacity (specific heat)
8. 18600 miles/sec
Energy of motion (kinetic energy)
Weight
Velocity required for an object to reach height h
Speed of light
9. Shows in 1905 that newtons laws were not valid for objects moving with speeds near the speed of light.
wave
Frequency
Einstein
Radiation
10. You cant get as much out as you put in
order of states of matter stronger to lesser forces between atoms
Torque
Engine efficiency cannot be 100%
the pressure of liquids _____ when it goes faster
11. The heat needed to raise the temperature of 1 pound of water by 1 degree F
Mechanics
density of aluminum
density of water
1 BTU
12. A tendency for liquids to resist flowing.
Second law of thermodynamics
Wavelength
Change in internal energy
viscosity
13. Fluid flow velocity=u - fluid density=p (rho) - fluid pressure=P P +
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14. Rod with forces applied at opposite ends in the same direction
Conservation of energy
Change in internal energy
Net force?0 net torque=0
entropy
15. Z+n
Condition for stability
Present velocity
Physics
azX
16. F=mass x acceleration
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17. Are wider at the base (which lowers their center of gravity)
mass flow rate formula
Heat capacity equation
when ice in water melts what happens?
Stable structures
18. T(C) +273
volume fluid flow rate
variation of pressure with depth
restoring force
Convert Celsius to Kelven
19. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
azX
Brahe
Total momentum before collision
wave
20. C / f
entropy
Wavelength
azX
Kepler
21. Believed that the natural state of objects was to be at rest
Aristotle
Einstein
Condition for stability
Mechanics
22. Analized brahe's data and verified the heliocentric theory. These regularities are known as Helpers Laws of Planetary motion.
Resistance
Kepler
Wavelength
wave
23. The total disorder of an object
entropy
Convection
volume fluid flow rate
Stable
24. Because nothing stops it
Why does something move?
Second law of thermodynamics
Convert Celsius to Kelven
mass flow rate formula
25. 1.25 kg/m^3
Photon energy
pressure depends on
measurement of pressure
density of air
26. Current x voltage energy/time (joules per second)
Second law of thermodynamics
viscosity
Velocity=
Power (watts)
27. A disturbance that propagates through a medium
mechanical wave
c=3x10^8 m/s
Centripedal acceleration=
The US uses how much of the total world energy consumption?
28. Fbottom=Ftop+mg where mg is the weight of the volume
incoming and outgoing flow rate formula
static fluid formula
restoring force
wave
29. P(P2-P1)D^4/128Ln n=fluid's viscosity
Flow through a pipe
wavelength
Net force
Net force?0 net torque=0
30. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Power (watts)
Pressure=
Speed of light
Heat capacity (specific heat)
31. Length of a wave
wavelength
Condition for stability
Emissive
static fluid formula
32. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Voltage
Pressure=
static fluid formula
Heat capacity (specific heat)
33. Current x voltage energy/time (joules per second)
Speed of light
Power (watts)
Weight
Time for an object thrown to reach maximum height
34. 11 -000 kg/m^3
pressure at depth h
azX
Momentum
density of lead
35. Pressure x area
Acceleration due to gravity on the earth
Fluid force
volume fluid flow rate formula
Equilibrium
36. Mass x specific heat x temperature change
continuity
Heat
c=3x10^8 m/s
viscosity
37. You cant get as much out as you put in
Photon energy
static fluid formula
Engine efficiency cannot be 100%
Convert Celsius to Fahrenheit
38. Heat is carried from place to place by the bulk movement of either liquids or gasses
Convection
Aristotle
Flow through a pipe
Energy of motion (kinetic energy)
39. The combination of force and point of application
Wavelength
Torque
Heat
Acceleration
40. 11 -000 kg/m^3
density of lead
viscosity
velocity through a medium
Acceleration due to gravity on the earth
41. Voltage / current
Resistance
Newton
Present velocity
Voltage
42. Equals total momentum after collision
Net force
Total momentum before collision
Internal energy
Rotational inertia (moment of inertia)
43. 9/5T(C)+32
Why does something move?
Convert Celsius to Fahrenheit
Present velocity
Rotational inertia (moment of inertia)
44. V x A= constant
Photon energy
Why does something move?
continuity
Acceleration
45. 100 -000 n/m^2
atmospheric pressure (atm)
Net force=0 net torque?0
density of lead
wave
46. Heat is transferred directly through a material with no bulk movement of material
Conduction
Power (watts)
Wavelength
Emissive
47. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)
Flow through a pipe
volume fluid flow rate formula
atmospheric pressure (atm)
Torque
48.
bernoulli's equation
Distance traveled
density of water
continuity
49. Rod with forces applied at opposite ends in opposite directions
viscosity
Conduction
ultrasound
Net force=0 net torque?0
50. Distance traveled / time
Velocity=
Thermal radiation
1 BTU
mass flow rate formula