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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. 100 -000 n/m^2
Rotational inertia (moment of inertia)
Mechanics
atmospheric pressure (atm)
order of states of matter stronger to lesser forces between atoms
2. Change in velocity / time
Acceleration
amplitude
infrasound
Equilibrium
3. You cant get as much out as you put in
Total momentum before collision
Engine efficiency cannot be 100%
Change in internal energy
mass flow rate formula
4. A tendency for liquids to resist flowing.
amplitude
period of a pendulum T of length L
viscosity
volume fluid flow rate
5. Analized brahe's data and verified the heliocentric theory. These regularities are known as Helpers Laws of Planetary motion.
period p of a mass m oscillating on a horizontal spring of force constant k
Kepler
Convection
Speed of light
6. Sounds below 30 Hz
infrasound
Physics
entropy
Galileo
7. Fluid flow velocity=u - fluid density=p (rho) - fluid pressure=P P +
8. Kg/m^3
incoming and outgoing flow rate formula
density of air
order of states of matter stronger to lesser forces between atoms
measure of density
9. Wavelength x frequency
amplitude
Momentum
Wave speed=
ultrasound
10. As the speed of a moving fluid increases - the pressure within the fluid decreases
11. Pressure x area
incoming and outgoing flow rate formula
Thermal conductivity
bernoulli's equation
Fluid force
12. Mass x velocity
Momentum
Einstein
law of conservation of energy
Pressure=
13. Sounds above 20 -000 Hz
ultrasound
Power (watts)
Net force
Energy of motion (kinetic energy)
14. Length of a wave
wavelength
Time for an object thrown to reach maximum height
Flow through a pipe
Kepler
15. Decreases
Newton
the pressure of liquids _____ when it goes faster
Power (watts)
law of conservation of energy
16. Current x resistance
Torque
Voltage
density of water
density of lead
17. You can't get more work out than the energy you put in
Conservation of energy
continuity
Brahe
Stable
18. 2p x square root L/g
volume fluid flow rate
Pressure=
variation of pressure with depth
period of a pendulum T of length L
19. P + density x g h
Condition for stability
pressure at depth h
Galileo
incoming and outgoing flow rate formula
20. Sounds below 30 Hz
Second law of thermodynamics
Buoyant force
Power (watts)
infrasound
21. Fbottom=Ftop+mg where mg is the weight of the volume
Time for an object thrown to reach maximum height
static fluid formula
Why does something move?
density of air
22. ?
Thermal radiation
c=3x10^8 m/s
Net force=0 net torque?0
Kepler
23. C / f
Equilibrium
mass flow rate formula
measurement of pressure
Wavelength
24. The total force (positive and negative) acting upon an object
First Law of thermodynamics
Thermodynamics
Net force?0 net torque=0
Net force
25. 100 -000 n/m^2
Aristotle
wave
atmospheric pressure (atm)
Wavelength
26. If the temperature of system A is less then the temperature of system B then heat flows from B to A (hot to cold)
Second law of thermodynamics
Convert Celsius to Fahrenheit
Power (watts)
Distance traveled
27. Fbottom-Ftop=mg=(density x vol) x g
Thermal conductivity
wave
1 BTU
variation of pressure with depth
28. Heat into system - work done by system
Photon energy
Stable structures
Physics
Change in internal energy
29. If energy is transferred and the internal energy of system B decreases by some amount then the internal energy of system A must incrase by the same amount.
bernoulli's equation
mechanical wave
Weight
First Law of thermodynamics
30. 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
Change in internal energy
density of lead
Convert Celsius to Fahrenheit
31. 2 -700 kg/m^3
Physics
Why does something move?
1 BTU
density of aluminum
32. Work done / heat in
velocity through a medium
Convert Celsius to Kelven
measure of density
Engine efficiency
33. Are wider at the base (which lowers their center of gravity)
continuity
Speed of light
Velocity required for an object to reach height h
Stable structures
34. 5/9 [T(F)-32]
Convert Fahrenheit to Celsius
Net force?0 net torque=0
Galileo
Second law of thermodynamics
35. Mass x velocity
Heat
pressure at depth h
Speed of light
Momentum
36. The heat needed to raise the temperature of 1 pound of water by 1 degree F
Change in internal energy
1 BTU
frequency of light
Internal energy
37. The heat needed to raise the temperature of 1 pound of water by 1 degree F
azX
1 BTU
Weight
Weight
38. Fluid flow velocity=u - fluid density=p (rho) - fluid pressure=P P +
39. 9/5T(C)+32
Convert Celsius to Fahrenheit
Heat
Convert Celsius to Kelven
measurement of pressure
40. Are wider at the base (which lowers their center of gravity)
Stable structures
Resistance
variation of pressure with depth
mechanical wave
41. The effectiveness of a material in conducting heat
Energy of motion (kinetic energy)
Thermal conductivity
Frequency
Stable
42. Mass x specific heat x temperature change
Flow through a pipe
Heat
Change in internal energy
Conservation of energy
43. Because nothing stops it
Einstein
Velocity required for an object to reach height h
density of aluminum
Why does something move?
44. V1 x A1=v2 x A2
Buoyant force
incoming and outgoing flow rate formula
Thermodynamics
Stable structures
45. The combination of force and point of application
Torque
frequency of light
Galileo
Newton's Second Law
46. Length of a wave
ultrasound
Galileo
Conduction
wavelength
47.
Heat capacity equation
Energy of motion (kinetic energy)
Distance traveled
Rotational inertia (moment of inertia)
48. Initial velocity = acceleration x time
Period
Conduction
Engine efficiency cannot be 100%
Present velocity
49. Current x voltage energy/time (joules per second)
Power (watts)
Center of gravity (CG)
pressure at depth h
Convection
50. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Emissive
Heat capacity (specific heat)
Kepler
law of conservation of energy