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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. 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).
Brahe
Physics
Conduction
Convection
2. How much torque it takes to get an object rotating
Galileo
static fluid formula
Rotational inertia (moment of inertia)
Aristotle
3. Length of a wave
Period
mechanical wave
Stable structures
wavelength
4. Force per unit area
Convection
Pressure=
Thermodynamics
Rotational inertia (moment of inertia)
5. Wavelength x frequency
Acceleration
law of conservation of energy
Wave speed=
Period
6. T(C) +273
Conservation of energy
continuity
Convert Celsius to Kelven
Distance traveled
7. Velocity squared / radius
Centripedal acceleration=
order of states of matter stronger to lesser forces between atoms
Convert Fahrenheit to Celsius
Heat capacity equation
8. The total disorder of an object
The US uses how much of the total world energy consumption?
Net force=0 net torque?0
entropy
Emissive
9. 18600 miles/sec
Brahe
Speed of light
Brahe
incoming and outgoing flow rate formula
10. F=mass x acceleration
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11. Pressure x area
Fluid force
Thermal conductivity
Newton's Second Law
density of air
12. V x A= constant
The US uses how much of the total world energy consumption?
continuity
Condition for stability
amplitude
13. The center of an object
Center of gravity (CG)
Thermal radiation
when ice in water melts what happens?
pressure depends on
14. The efficiency with which an object emits thermal radiation. Is a number between 0 and 1. A good emitter has an e close to 1.
Weight
the pressure of liquids _____ when it goes faster
Emissive
Convert Celsius to Fahrenheit
15. Mass x velocity
Projectile
pressure at depth h
Momentum
entropy
16. The total force (positive and negative) acting upon an object
Photon energy
Torque
measurement of pressure
Net force
17. Length of a wave
Heat
wavelength
Galileo
Convert Fahrenheit to Celsius
18. 5/9 [T(F)-32]
Internal energy
volume fluid flow rate
Thermodynamics
Convert Fahrenheit to Celsius
19. The combination of force and point of application
Thermal conductivity
volume fluid flow rate
Rotational inertia (moment of inertia)
Torque
20. T=2p square root m/k frequency= square root k/m;/2p
Voltage
period p of a mass m oscillating on a horizontal spring of force constant k
Newton's Second Law
viscosity
21. Initial velocity= the square root of 2gh
Heat capacity equation
Velocity required for an object to reach height h
period p of a mass m oscillating on a horizontal spring of force constant k
Net force=0 net torque?0
22. Time required to complete one cycle
Period
Energy of motion (kinetic energy)
Acceleration due to gravity on the earth
Conduction
23. Mass x gravity
order of states of matter stronger to lesser forces between atoms
atmospheric pressure (atm)
Weight
viscosity
24. 100 -000 n/m^2
Condition for stability
atmospheric pressure (atm)
Acceleration
Emissive
25. Force per unit area
Net force?0 net torque=0
Pressure=
bernoulli's equation
Energy of motion (kinetic energy)
26. Not easy to knock over
Wavelength
Emissive
Stable
pressure does what when depth is increased
27. 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.
continuity
the pressure of liquids _____ when it goes faster
Engine efficiency
Galileo
28. The energy that flows from one system to another because of their temperature difference.
Heat
Net force
Momentum
Power (watts)
29. Believed that the natural state of objects was to be at rest
The US uses how much of the total world energy consumption?
Aristotle
Voltage
Change in internal energy
30. Sounds below 30 Hz
infrasound
density of aluminum
Condition for stability
entropy
31. Mass x specific heat x temperature change
Distance traveled
Galileo
Newton's Second Law
Heat
32. ?
mass flow rate formula
c=3x10^8 m/s
Velocity required for an object to reach height h
ultrasound
33. A disturbance that moves through something
Newton's Second Law
Torque
Second law of thermodynamics
wave
34. Gallons per minute (gpm) - liters/s - cubic feet per minute (cfm) or m^3/s
incoming and outgoing flow rate formula
Change in internal energy
volume fluid flow rate
Rotational inertia (moment of inertia)
35. 1 -000 kg/m^3
pressure at depth h
amplitude
density of water
Time for an object thrown to reach maximum height
36. Heat into system - work done by system
Change in internal energy
Total momentum before collision
Net force?0 net torque=0
pressure depends on
37. Hf
Torque
Rotational inertia (moment of inertia)
Torque
Photon energy
38. The change in internal energy= the heat absorbed- the work done
Conservation of energy
variation of pressure with depth
law of conservation of energy
Brahe
39. Heat is carried from place to place by the bulk movement of either liquids or gasses
Internal energy
Convection
azX
volume fluid flow rate
40. Pascal (Pa) or pounds per square inch (psi)
Physics
Net force?0 net torque=0
measurement of pressure
pressure depends on
41. The effectiveness of a material in conducting heat
Resistance
the pressure of liquids _____ when it goes faster
Conservation of energy
Thermal conductivity
42. Wavelength x frequency
Brahe
pressure does what when depth is increased
restoring force
Wave speed=
43. Time required to complete one cycle
restoring force
Period
velocity through a medium
Heat
44. Heat Q= mass of sample x specific heat x temp change
when ice in water melts what happens?
Heat capacity equation
law of conservation of energy
Frequency
45. Hf
Photon energy
Speed of light
mechanical wave
Condition for stability
46. Because nothing stops it
Projectile
Why does something move?
velocity through a medium
Stable
47. A disturbance that moves through something
measurement of pressure
wave
the pressure of liquids _____ when it goes faster
order of states of matter stronger to lesser forces between atoms
48. Gallons per minute (gpm) - liters/s - cubic feet per minute (cfm) or m^3/s
Heat capacity (specific heat)
Present velocity
Convection
volume fluid flow rate
49. Weight of displaced water=volume of displaced water in liters x 10 n / liter
variation of pressure with depth
Buoyant force
period of a pendulum T of length L
restoring force
50. A tendency for liquids to resist flowing.
law of conservation of energy
viscosity
ultrasound
Second law of thermodynamics