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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
Quantum mechanics
definition of Bernoulii's equation
atmospheric pressure (atm)
volume fluid flow rate formula
2. 5/9 [T(F)-32]
density of water
Convert Fahrenheit to Celsius
Wave speed=
Speed of light
3. 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
Emissive
Why does something move?
Energy of motion (kinetic energy)
4. P(P2-P1)D^4/128Ln n=fluid's viscosity
Flow through a pipe
Conduction
Weight
Engine efficiency
5. The study of heat and its transformation into mechanical energy
Weight
Thermodynamics
density of water
Einstein
6. The total disorder of an object
density of lead
Rotational inertia (moment of inertia)
entropy
Buoyant force
7. A disturbance that propagates through a medium
Flow through a pipe
mechanical wave
Net force=0 net torque?0
Thermodynamics
8. A tendency for liquids to resist flowing.
First Law of thermodynamics
viscosity
Newton's Second Law
Engine efficiency
9. Weight of displaced water=volume of displaced water in liters x 10 n / liter
Speed of light
Convert Celsius to Kelven
mass flow rate formula
Buoyant force
10. P x u x A
definition of Bernoulii's equation
Newton
mass flow rate formula
the pressure of liquids _____ when it goes faster
11. Solids - liquids - gases
order of states of matter stronger to lesser forces between atoms
Engine efficiency cannot be 100%
Speed of light
wavelength
12. Number density x temperature
pressure depends on
The US uses how much of the total world energy consumption?
measure of density
Thermodynamics
13. If the temperature of system A is less then the temperature of system B then heat flows from B to A (hot to cold)
Physics
Quantum mechanics
Second law of thermodynamics
volume fluid flow rate
14. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Velocity=
bernoulli's equation
Heat capacity (specific heat)
c=3x10^8 m/s
15. C / f
Wavelength
Period
Thermal radiation
Quantum mechanics
16. 5/9 [T(F)-32]
Projectile
period of a pendulum T of length L
viscosity
Convert Fahrenheit to Celsius
17. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Time for an object thrown to reach maximum height
period p of a mass m oscillating on a horizontal spring of force constant k
Heat capacity (specific heat)
Emissive
18. The total disorder of an object
entropy
Acceleration due to gravity on the earth
Second law of thermodynamics
Quantum mechanics
19. Force x lever arm
Torque
pressure does what when depth is increased
Weight
measurement of pressure
20. Number density x temperature
Heat capacity equation
pressure depends on
measurement of pressure
pressure at depth h
21. Force per unit area
Projectile
Galileo
amplitude
Pressure=
22. 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).
restoring force
period p of a mass m oscillating on a horizontal spring of force constant k
Engine efficiency cannot be 100%
Physics
23. C / f
pressure depends on
Einstein
order of states of matter stronger to lesser forces between atoms
Wavelength
24. The energy that flows from one system to another because of their temperature difference.
Heat
when ice in water melts what happens?
Equilibrium
Net force=0 net torque?0
25. ?
Engine efficiency
Engine efficiency cannot be 100%
c=3x10^8 m/s
frequency of light
26. F=mass x acceleration
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27. 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.
Energy of motion (kinetic energy)
First Law of thermodynamics
Heat capacity equation
Momentum
28. 25%
density of water
Net force?0 net torque=0
Rotational inertia (moment of inertia)
The US uses how much of the total world energy consumption?
29. Maximum displacement from equilibrium
Velocity=
amplitude
Thermal radiation
Thermal radiation
30. Analized brahe's data and verified the heliocentric theory. These regularities are known as Helpers Laws of Planetary motion.
Kepler
Aristotle
law of conservation of energy
Condition for stability
31. Mass x velocity
Momentum
Total momentum before collision
Conservation of energy
Convection
32. Voltage / current
1 BTU
Newton
Resistance
period of a pendulum T of length L
33. Sounds below 30 Hz
density of water
infrasound
Why does something move?
Equilibrium
34.
Voltage
Einstein
Energy of motion (kinetic energy)
Conduction
35. 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).
definition of Bernoulii's equation
Physics
amplitude
the pressure of liquids _____ when it goes faster
36. Heat is carried from place to place by the bulk movement of either liquids or gasses
Velocity required for an object to reach height h
Convection
Heat
period p of a mass m oscillating on a horizontal spring of force constant k
37. An object that is thrown or struck or shot and then travels under the influence of gravity
Conduction
Projectile
atmospheric pressure (atm)
Buoyant force
38. The center of an object
Center of gravity (CG)
Frequency
Heat
definition of Bernoulii's equation
39. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
Einstein
Brahe
Heat capacity (specific heat)
Projectile
40. Decreases
Physics
Net force
the pressure of liquids _____ when it goes faster
The US uses how much of the total world energy consumption?
41. T=2p square root m/k frequency= square root k/m;/2p
frequency of light
Energy of motion (kinetic energy)
period p of a mass m oscillating on a horizontal spring of force constant k
c=3x10^8 m/s
42. You cant get as much out as you put in
Engine efficiency cannot be 100%
c=3x10^8 m/s
Brahe
Net force=0 net torque?0
43. Heat is transferred directly through a material with no bulk movement of material
Convection
Torque
azX
Conduction
44. P + density x g h
Newton
c=3x10^8 m/s
pressure at depth h
Wavelength
45. 11 -000 kg/m^3
density of lead
Torque
mechanical wave
law of conservation of energy
46. The change in internal energy= the heat absorbed- the work done
law of conservation of energy
Mechanics
Distance traveled
when ice in water melts what happens?
47. Z+n
atmospheric pressure (atm)
azX
Convert Celsius to Fahrenheit
Condition for stability
48. P + density x g h
Pressure=
Emissive
pressure at depth h
Stable structures
49. Mass x gravity
Time for an object thrown to reach maximum height
Mechanics
Weight
atmospheric pressure (atm)
50. Initial velocity = acceleration x time
Brahe
Present velocity
Speed of light
Net force?0 net torque=0