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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. Distance traveled / time
wavelength
Velocity=
Thermodynamics
continuity
2. The heat needed to raise the temperature of 1 pound of water by 1 degree F
definition of Bernoulii's equation
Thermal conductivity
Power (watts)
1 BTU
3. V x A= constant
Brahe
Buoyant force
continuity
density of aluminum
4. 2p x square root L/g
period of a pendulum T of length L
Mechanics
Energy of motion (kinetic energy)
law of conservation of energy
5. Force per unit area
Pressure=
wavelength
density of air
Distance traveled
6. Length of a wave
Acceleration due to gravity on the earth
period of a pendulum T of length L
wavelength
Einstein
7. Current x voltage energy/time (joules per second)
volume fluid flow rate
Wavelength
pressure does what when depth is increased
Power (watts)
8. Rod with forces applied at opposite ends in the same direction
Rotational inertia (moment of inertia)
volume fluid flow rate
Velocity=
Net force?0 net torque=0
9. 1 -000 kg/m^3
density of water
the pressure of liquids _____ when it goes faster
Thermal radiation
Radiation
10. The sum of the energy of all the molecules in the system
Period
Heat
azX
Internal energy
11. Mass x gravity
Weight
Galileo
Newton's Second Law
Center of gravity (CG)
12. It increases
Velocity=
Galileo
Net force?0 net torque=0
pressure does what when depth is increased
13. The total disorder of an object
Net force
pressure depends on
entropy
pressure at depth h
14. Wrote Principia in 1687. Made the 3 laws of mechanics and law of gravity. He also invented calculus.
Internal energy
measurement of pressure
Newton
Conservation of energy
15. 2 -700 kg/m^3
Resistance
Centripedal acceleration=
density of aluminum
Emissive
16. Wavelength x frequency
period of a pendulum T of length L
Brahe
Frequency
Wave speed=
17. 10 m/s^2
Acceleration due to gravity on the earth
Velocity=
Thermal conductivity
Center of gravity (CG)
18. Number density x temperature
infrasound
Rotational inertia (moment of inertia)
Velocity required for an object to reach height h
pressure depends on
19. Are wider at the base (which lowers their center of gravity)
bernoulli's equation
Acceleration
Equilibrium
Stable structures
20. A tendency for liquids to resist flowing.
Quantum mechanics
density of air
viscosity
Conservation of energy
21. Time required to complete one cycle
atmospheric pressure (atm)
Condition for stability
Period
density of air
22. Decreases
Acceleration due to gravity on the earth
Internal energy
Stable
the pressure of liquids _____ when it goes faster
23. The heat needed to raise the temperature of 1 pound of water by 1 degree F
definition of Bernoulii's equation
The US uses how much of the total world energy consumption?
restoring force
1 BTU
24. Time= the square root of 2 x height / acceleration due to gravity
Stable
Time for an object thrown to reach maximum height
Thermal radiation
Emissive
25. Initial velocity= the square root of 2gh
Velocity required for an object to reach height h
Equilibrium
Thermal radiation
1 BTU
26. Current x resistance
Voltage
Equilibrium
Kepler
Net force=0 net torque?0
27. The study of how objects behave (from the very tiny to the very big - and from the beginning of the Universe to its ultimate fate).
incoming and outgoing flow rate formula
Torque
Projectile
Physics
28. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)
order of states of matter stronger to lesser forces between atoms
volume fluid flow rate formula
Torque
Stable structures
29. A disturbance that moves through something
1 BTU
static fluid formula
wave
Wave speed=
30. It increases
pressure does what when depth is increased
Change in internal energy
continuity
Aristotle
31. The energy that flows from one system to another because of their temperature difference.
period of a pendulum T of length L
Heat
frequency of light
Wavelength
32. Are wider at the base (which lowers their center of gravity)
1 BTU
Stable structures
Speed of light
c=3x10^8 m/s
33.
Distance traveled
Acceleration
Engine efficiency
Weight
34. ?
Why does something move?
Torque
Flow through a pipe
c=3x10^8 m/s
35. V x A= constant
Equilibrium
Energy of motion (kinetic energy)
Internal energy
continuity
36. The effectiveness of a material in conducting heat
volume fluid flow rate
Why does something move?
Thermal conductivity
Heat capacity (specific heat)
37. An object that is thrown or struck or shot and then travels under the influence of gravity
Voltage
Torque
Net force?0 net torque=0
Projectile
38. 5/9 [T(F)-32]
Convert Fahrenheit to Celsius
Einstein
Aristotle
entropy
39. Heat is transferred directly through a material with no bulk movement of material
volume fluid flow rate
Conduction
1 BTU
Galileo
40. How much torque it takes to get an object rotating
volume fluid flow rate formula
Physics
Quantum mechanics
Rotational inertia (moment of inertia)
41. V1 x A1=v2 x A2
Engine efficiency
Convection
incoming and outgoing flow rate formula
Wave speed=
42. 11 -000 kg/m^3
density of lead
Present velocity
1 BTU
volume fluid flow rate formula
43. The total force (positive and negative) acting upon an object
pressure does what when depth is increased
Heat capacity equation
period p of a mass m oscillating on a horizontal spring of force constant k
Net force
44. Heat Q= mass of sample x specific heat x temp change
azX
Why does something move?
Heat capacity equation
Torque
45. The sum of the energy of all the molecules in the system
Net force?0 net torque=0
Internal energy
Heat capacity (specific heat)
bernoulli's equation
46. Maximum displacement from equilibrium
viscosity
Power (watts)
amplitude
Present velocity
47. Heat is carried from place to place by the bulk movement of either liquids or gasses
Convection
Time for an object thrown to reach maximum height
Acceleration
static fluid formula
48. 18600 miles/sec
Stable
Radiation
Speed of light
Internal energy
49. Pascal (Pa) or pounds per square inch (psi)
measurement of pressure
Conservation of energy
Heat capacity (specific heat)
c=3x10^8 m/s
50. F=mass x acceleration
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