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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 total disorder of an object
measurement of pressure
entropy
Voltage
Speed of light
2. Why things move
incoming and outgoing flow rate formula
Centripedal acceleration=
Period
Mechanics
3. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Resistance
Internal energy
Heat capacity (specific heat)
c=3x10^8 m/s
4. Mass x velocity
Heat
Momentum
Quantum mechanics
density of air
5. P x u x A
Distance traveled
Net force=0 net torque?0
Quantum mechanics
mass flow rate formula
6. Heat is transferred directly through a material with no bulk movement of material
Wave speed=
Momentum
mechanical wave
Conduction
7. The level stays the same
Brahe
when ice in water melts what happens?
Net force
Momentum
8. Equals total momentum after collision
Wave speed=
Why does something move?
Total momentum before collision
wave
9. The effectiveness of a material in conducting heat
Thermal conductivity
Physics
azX
Present velocity
10. How much torque it takes to get an object rotating
definition of Bernoulii's equation
Power (watts)
Rotational inertia (moment of inertia)
mass flow rate formula
11. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
Time for an object thrown to reach maximum height
Fluid force
the pressure of liquids _____ when it goes faster
Brahe
12. Pressure x area
volume fluid flow rate formula
incoming and outgoing flow rate formula
Fluid force
period p of a mass m oscillating on a horizontal spring of force constant k
13. Current x voltage energy/time (joules per second)
Torque
Power (watts)
Center of gravity (CG)
density of aluminum
14. F=mass x acceleration
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15. A tendency for liquids to resist flowing.
Radiation
static fluid formula
viscosity
The US uses how much of the total world energy consumption?
16.
Convection
variation of pressure with depth
Energy of motion (kinetic energy)
Velocity=
17. Rod with forces applied at opposite ends in the same direction
Einstein
Resistance
Heat capacity (specific heat)
Net force?0 net torque=0
18. Mass x gravity
Kepler
when ice in water melts what happens?
Weight
Newton's Second Law
19. Solids - liquids - gases
density of lead
pressure at depth h
Thermal radiation
order of states of matter stronger to lesser forces between atoms
20. Length of a wave
Speed of light
Time for an object thrown to reach maximum height
Condition for stability
wavelength
21. Fbottom=Ftop+mg where mg is the weight of the volume
Photon energy
viscosity
Second law of thermodynamics
static fluid formula
22. P + density x g h
mass flow rate formula
Torque
Buoyant force
pressure at depth h
23. Work done / heat in
Period
Engine efficiency
Kepler
pressure depends on
24. Believed that the natural state of objects was to be at rest
Newton
pressure does what when depth is increased
density of air
Aristotle
25. V x A= constant
Rotational inertia (moment of inertia)
continuity
Wavelength
Acceleration
26. Why things move
Change in internal energy
Weight
Mechanics
pressure depends on
27. Distance traveled / time
period of a pendulum T of length L
pressure does what when depth is increased
Net force?0 net torque=0
Velocity=
28. Wrote Principia in 1687. Made the 3 laws of mechanics and law of gravity. He also invented calculus.
infrasound
Period
Newton
Net force=0 net torque?0
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.
First Law of thermodynamics
Convert Celsius to Kelven
Why does something move?
Fluid force
30. 10 m/s^2
Acceleration due to gravity on the earth
Resistance
Energy of motion (kinetic energy)
pressure does what when depth is increased
31. The study of heat and its transformation into mechanical energy
Mechanics
Kepler
Thermodynamics
Momentum
32. Heat is carried from place to place by the bulk movement of either liquids or gasses
Convection
pressure depends on
Acceleration
Change in internal energy
33. Force per unit area
Total momentum before collision
Heat
Pressure=
Torque
34. It increases
period of a pendulum T of length L
density of aluminum
density of water
pressure does what when depth is increased
35. Fluid flow velocity=u - fluid density=p (rho) - fluid pressure=P P +
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36. It increases
The US uses how much of the total world energy consumption?
pressure does what when depth is increased
Galileo
Convection
37. The force that brings a system back to equilibrium
restoring force
amplitude
atmospheric pressure (atm)
Velocity=
38. 2p x square root L/g
period of a pendulum T of length L
period p of a mass m oscillating on a horizontal spring of force constant k
definition of Bernoulii's equation
Torque
39. Believed that the natural state of objects was to be at rest
period of a pendulum T of length L
infrasound
Aristotle
volume fluid flow rate
40. Equals total momentum after collision
Engine efficiency cannot be 100%
Net force?0 net torque=0
Total momentum before collision
Acceleration
41. 2 -700 kg/m^3
density of aluminum
Flow through a pipe
Distance traveled
Photon energy
42. ?
mechanical wave
Einstein
c=3x10^8 m/s
wavelength
43. Heat is carried from place to place by the bulk movement of either liquids or gasses
mass flow rate formula
wave
Convection
Photon energy
44. Shows in 1905 that newtons laws were not valid for objects moving with speeds near the speed of light.
Einstein
Centripedal acceleration=
Radiation
Photon energy
45. Net force=0 net torque=0
Equilibrium
law of conservation of energy
mass flow rate formula
density of water
46. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)
volume fluid flow rate formula
Conservation of energy
Einstein
Resistance
47. Gallons per minute (gpm) - liters/s - cubic feet per minute (cfm) or m^3/s
volume fluid flow rate
Convert Fahrenheit to Celsius
Internal energy
Power (watts)
48. Rod with forces applied at opposite ends in the same direction
Energy of motion (kinetic energy)
Net force?0 net torque=0
Change in internal energy
infrasound
49. Net force=0 net torque=0
period p of a mass m oscillating on a horizontal spring of force constant k
Engine efficiency
volume fluid flow rate
Equilibrium
50. Decreases
Fluid force
Quantum mechanics
the pressure of liquids _____ when it goes faster
mass flow rate formula
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