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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. Mass x velocity
Radiation
Torque
c=3x10^8 m/s
Momentum
2. Heat is carried from place to place by the bulk movement of either liquids or gasses
Convection
Einstein
mass flow rate formula
wavelength
3. Force per unit area
amplitude
Pressure=
Change in internal energy
Radiation
4. New theory that explained behavior at the atomic level
azX
Net force=0 net torque?0
Quantum mechanics
Aristotle
5. Speed of light / wavelength
amplitude
frequency of light
Fluid force
Power (watts)
6. You cant get as much out as you put in
wavelength
frequency of light
Engine efficiency cannot be 100%
Power (watts)
7. 1 / period (time)
Frequency
order of states of matter stronger to lesser forces between atoms
Wave speed=
mechanical wave
8. Fbottom-Ftop=mg=(density x vol) x g
mechanical wave
variation of pressure with depth
Thermal radiation
Total momentum before collision
9. Pascal (Pa) or pounds per square inch (psi)
Why does something move?
Kepler
measurement of pressure
Distance traveled
10. P(P2-P1)D^4/128Ln n=fluid's viscosity
Net force=0 net torque?0
Engine efficiency
Heat capacity equation
Flow through a pipe
11. The force that brings a system back to equilibrium
Stable
restoring force
Weight
Engine efficiency
12. A tendency for liquids to resist flowing.
Photon energy
viscosity
The US uses how much of the total world energy consumption?
period of a pendulum T of length L
13. The effectiveness of a material in conducting heat
Net force
Thermal conductivity
Net force=0 net torque?0
Engine efficiency
14. 2 -700 kg/m^3
density of aluminum
wave
Einstein
measurement of pressure
15. 1 -000 kg/m^3
Convert Celsius to Fahrenheit
velocity through a medium
density of water
static fluid formula
16. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Torque
Heat capacity (specific heat)
bernoulli's equation
law of conservation of energy
17. 11 -000 kg/m^3
Stable structures
Net force?0 net torque=0
density of lead
frequency of light
18. 18600 miles/sec
c=3x10^8 m/s
Heat capacity equation
Photon energy
Speed of light
19. Distance traveled / time
bernoulli's equation
Thermal conductivity
Velocity=
velocity through a medium
20. Are wider at the base (which lowers their center of gravity)
Heat
Stable structures
Internal energy
Equilibrium
21. How much torque it takes to get an object rotating
volume fluid flow rate formula
Thermal conductivity
Rotational inertia (moment of inertia)
mechanical wave
22. 100 -000 n/m^2
ultrasound
period of a pendulum T of length L
atmospheric pressure (atm)
Resistance
23. 5/9 [T(F)-32]
Thermal conductivity
Convert Fahrenheit to Celsius
Convection
First Law of thermodynamics
24.
measure of density
density of air
Energy of motion (kinetic energy)
Change in internal energy
25. T(C) +273
definition of Bernoulii's equation
Emissive
Convert Celsius to Kelven
density of water
26. 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).
Physics
Galileo
Equilibrium
velocity through a medium
27. Heat into system - work done by system
order of states of matter stronger to lesser forces between atoms
Quantum mechanics
Change in internal energy
Period
28. Decreases
Torque
the pressure of liquids _____ when it goes faster
Acceleration
volume fluid flow rate
29. V1 x A1=v2 x A2
Pressure=
incoming and outgoing flow rate formula
Thermal conductivity
Acceleration due to gravity on the earth
30. The level stays the same
Conservation of energy
when ice in water melts what happens?
density of water
Speed of light
31. T^4
Wavelength
Thermal radiation
Acceleration due to gravity on the earth
pressure depends on
32. Voltage / current
Resistance
definition of Bernoulii's equation
pressure does what when depth is increased
period p of a mass m oscillating on a horizontal spring of force constant k
33. Sounds below 30 Hz
infrasound
Heat capacity (specific heat)
Speed of light
measure of density
34. P + density x g h
pressure does what when depth is increased
density of lead
Net force?0 net torque=0
pressure at depth h
35. Initial velocity = acceleration x time
Present velocity
period of a pendulum T of length L
Aristotle
ultrasound
36. Force per unit area
Pressure=
Brahe
Heat capacity (specific heat)
Velocity required for an object to reach height h
37. The total force (positive and negative) acting upon an object
Newton's Second Law
Net force
Newton's Second Law
Convert Celsius to Fahrenheit
38. The energy that flows from one system to another because of their temperature difference.
Heat capacity equation
Net force
Heat
Engine efficiency cannot be 100%
39. Length of a wave
wavelength
Energy of motion (kinetic energy)
c=3x10^8 m/s
Energy of motion (kinetic energy)
40. A disturbance that propagates through a medium
mechanical wave
Second law of thermodynamics
Equilibrium
Newton
41. 10 m/s^2
Heat
variation of pressure with depth
Projectile
Acceleration due to gravity on the earth
42. The energy that flows from one system to another because of their temperature difference.
Period
order of states of matter stronger to lesser forces between atoms
Galileo
Heat
43. Sounds below 30 Hz
Distance traveled
wave
Heat capacity equation
infrasound
44. Force x lever arm
Present velocity
Torque
Stable structures
Second law of thermodynamics
45. Weight of displaced water=volume of displaced water in liters x 10 n / liter
Flow through a pipe
static fluid formula
Buoyant force
Wave speed=
46. Heat is transferred directly through a material with no bulk movement of material
Thermodynamics
wave
Fluid force
Conduction
47. Weight of displaced water=volume of displaced water in liters x 10 n / liter
period p of a mass m oscillating on a horizontal spring of force constant k
Newton
Buoyant force
amplitude
48. Number density x temperature
incoming and outgoing flow rate formula
pressure depends on
wave
Projectile
49. 25%
The US uses how much of the total world energy consumption?
Engine efficiency
pressure depends on
Acceleration due to gravity on the earth
50. Distance traveled / time
Thermal conductivity
Velocity=
Wave speed=
Convert Fahrenheit to Celsius