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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 amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Conduction
Mechanics
Heat capacity (specific heat)
definition of Bernoulii's equation
2. Are wider at the base (which lowers their center of gravity)
Heat capacity (specific heat)
pressure does what when depth is increased
Stable structures
Center of gravity (CG)
3. V x A= constant
Energy of motion (kinetic energy)
atmospheric pressure (atm)
continuity
First Law of thermodynamics
4. T(C) +273
Heat capacity (specific heat)
Wave speed=
Convert Celsius to Kelven
Momentum
5. Current x resistance
Engine efficiency cannot be 100%
Flow through a pipe
variation of pressure with depth
Voltage
6. The effectiveness of a material in conducting heat
Thermal radiation
Thermal conductivity
Internal energy
period p of a mass m oscillating on a horizontal spring of force constant k
7. Because nothing stops it
Kepler
Why does something move?
Photon energy
Momentum
8. V x A= constant
density of water
Flow through a pipe
Heat
continuity
9. Pascal (Pa) or pounds per square inch (psi)
Rotational inertia (moment of inertia)
Flow through a pipe
measurement of pressure
Thermodynamics
10. Heat Q= mass of sample x specific heat x temp change
Fluid force
Flow through a pipe
Heat capacity equation
density of aluminum
11. Heat is transferred directly through a material with no bulk movement of material
Conduction
Conservation of energy
Photon energy
wave
12. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
Brahe
Time for an object thrown to reach maximum height
wavelength
Aristotle
13. 1 -000 kg/m^3
density of water
Aristotle
Thermodynamics
Velocity required for an object to reach height h
14. The center of an object
Center of gravity (CG)
Engine efficiency cannot be 100%
Emissive
Equilibrium
15. Velocity squared / radius
Conservation of energy
order of states of matter stronger to lesser forces between atoms
Centripedal acceleration=
Photon energy
16. Fbottom-Ftop=mg=(density x vol) x g
Why does something move?
volume fluid flow rate formula
Heat
variation of pressure with depth
17. The study of heat and its transformation into mechanical energy
continuity
pressure at depth h
density of air
Thermodynamics
18. Gallons per minute (gpm) - liters/s - cubic feet per minute (cfm) or m^3/s
Emissive
volume fluid flow rate
Pressure=
frequency of light
19. T^4
1 BTU
incoming and outgoing flow rate formula
Speed of light
Thermal radiation
20. The study of heat and its transformation into mechanical energy
Engine efficiency cannot be 100%
Thermodynamics
Voltage
density of lead
21. Time required to complete one cycle
Convert Celsius to Fahrenheit
Speed of light
Physics
Period
22. Sounds above 20 -000 Hz
continuity
Wave speed=
Time for an object thrown to reach maximum height
ultrasound
23. 5/9 [T(F)-32]
Wavelength
Emissive
Convert Fahrenheit to Celsius
pressure depends on
24. An object that is thrown or struck or shot and then travels under the influence of gravity
Newton
period p of a mass m oscillating on a horizontal spring of force constant k
Power (watts)
Projectile
25. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Change in internal energy
Equilibrium
Radiation
Heat capacity (specific heat)
26. Number density x temperature
Equilibrium
pressure depends on
period p of a mass m oscillating on a horizontal spring of force constant k
Heat capacity equation
27. Why things move
density of water
the pressure of liquids _____ when it goes faster
Mechanics
pressure at depth h
28. Decreases
Rotational inertia (moment of inertia)
Conduction
Heat
the pressure of liquids _____ when it goes faster
29. Heat into system - work done by system
Change in internal energy
Momentum
mass flow rate formula
mechanical wave
30. A disturbance that moves through something
Power (watts)
Heat
wave
Projectile
31. Maximum displacement from equilibrium
Second law of thermodynamics
amplitude
Aristotle
wave
32. The energy that flows from one system to another because of their temperature difference.
continuity
Net force?0 net torque=0
Heat
Einstein
33. Maximum displacement from equilibrium
Period
measurement of pressure
amplitude
Center of gravity (CG)
34. Voltage / current
velocity through a medium
wave
Aristotle
Resistance
35. 18600 miles/sec
Period
incoming and outgoing flow rate formula
Speed of light
Photon energy
36. P x u x A
Torque
mass flow rate formula
Centripedal acceleration=
Weight
37. Speed of light / wavelength
density of aluminum
frequency of light
Acceleration due to gravity on the earth
c=3x10^8 m/s
38. 2 -700 kg/m^3
volume fluid flow rate
density of aluminum
Newton
viscosity
39. 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.
variation of pressure with depth
mechanical wave
Rotational inertia (moment of inertia)
First Law of thermodynamics
40. The heat transfer by electromagnetic waves - thermal light waves
Buoyant force
Power (watts)
Newton's Second Law
Radiation
41. Speed of light / wavelength
frequency of light
wavelength
Stable structures
Resistance
42. Hf
Kepler
Photon energy
measurement of pressure
First Law of thermodynamics
43. You cant get as much out as you put in
period p of a mass m oscillating on a horizontal spring of force constant k
Engine efficiency cannot be 100%
Net force
Speed of light
44. Rod with forces applied at opposite ends in opposite directions
Engine efficiency
Wave speed=
Internal energy
Net force=0 net torque?0
45. Time required to complete one cycle
Wave speed=
Momentum
Newton's Second Law
Period
46. V1 x A1=v2 x A2
First Law of thermodynamics
Fluid force
density of air
incoming and outgoing flow rate formula
47. Are wider at the base (which lowers their center of gravity)
Stable structures
Condition for stability
Fluid force
Resistance
48.
Energy of motion (kinetic energy)
Thermal radiation
Time for an object thrown to reach maximum height
Distance traveled
49. Rod with forces applied at opposite ends in opposite directions
Engine efficiency cannot be 100%
Net force=0 net torque?0
viscosity
entropy
50. The sum of the energy of all the molecules in the system
pressure depends on
order of states of matter stronger to lesser forces between atoms
Why does something move?
Internal energy