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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. Change in velocity / time
Acceleration
Photon energy
Quantum mechanics
Net force
2. Pressure x area
Emissive
Fluid force
Heat capacity equation
Engine efficiency
3. The level stays the same
The US uses how much of the total world energy consumption?
Convert Fahrenheit to Celsius
when ice in water melts what happens?
azX
4. 2 -700 kg/m^3
The US uses how much of the total world energy consumption?
density of aluminum
Torque
Engine efficiency cannot be 100%
5. A disturbance that moves through something
Acceleration
Internal energy
Quantum mechanics
wave
6. T=2p square root m/k frequency= square root k/m;/2p
Second law of thermodynamics
Torque
period p of a mass m oscillating on a horizontal spring of force constant k
Newton's Second Law
7. Number density x temperature
pressure does what when depth is increased
pressure depends on
Radiation
viscosity
8. 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.
Resistance
The US uses how much of the total world energy consumption?
First Law of thermodynamics
Thermal radiation
9. Weight of displaced water=volume of displaced water in liters x 10 n / liter
Speed of light
Acceleration due to gravity on the earth
Newton
Buoyant force
10. Mass x gravity
Conduction
Energy of motion (kinetic energy)
Weight
Total momentum before collision
11. V x A= constant
Net force=0 net torque?0
continuity
azX
atmospheric pressure (atm)
12. Maximum displacement from equilibrium
amplitude
Momentum
when ice in water melts what happens?
Galileo
13. P + density x g h
ultrasound
First Law of thermodynamics
Heat
pressure at depth h
14. 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
Physics
ultrasound
Heat capacity (specific heat)
15. The energy that flows from one system to another because of their temperature difference.
Change in internal energy
Radiation
Heat
Centripedal acceleration=
16. Mass x gravity
Weight
pressure does what when depth is increased
bernoulli's equation
density of aluminum
17. C/n
velocity through a medium
Change in internal energy
wave
Net force?0 net torque=0
18. Net force=0 net torque=0
Equilibrium
period p of a mass m oscillating on a horizontal spring of force constant k
restoring force
density of lead
19. 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.
Centripedal acceleration=
c=3x10^8 m/s
Emissive
Velocity=
20. 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).
Heat capacity equation
Physics
volume fluid flow rate
amplitude
21. Why things move
Net force
Brahe
Condition for stability
Mechanics
22. Believed that the natural state of objects was to be at rest
Engine efficiency cannot be 100%
Galileo
Newton
Aristotle
23. The combination of force and point of application
Net force=0 net torque?0
Buoyant force
Torque
Time for an object thrown to reach maximum height
24. Equals total momentum after collision
Weight
azX
Total momentum before collision
Heat
25. Length of a wave
period p of a mass m oscillating on a horizontal spring of force constant k
Heat capacity (specific heat)
wavelength
measure of density
26. Z+n
pressure depends on
azX
c=3x10^8 m/s
Net force=0 net torque?0
27. Current x resistance
Photon energy
Quantum mechanics
Conservation of energy
Voltage
28. Force x lever arm
Net force?0 net torque=0
Wavelength
Convert Fahrenheit to Celsius
Torque
29. C / f
Wavelength
Weight
variation of pressure with depth
Heat capacity (specific heat)
30. Change in velocity / time
Acceleration
Thermal radiation
Wave speed=
mass flow rate formula
31. You can't get more work out than the energy you put in
Internal energy
Conservation of energy
measure of density
Heat capacity (specific heat)
32.
Distance traveled
Thermodynamics
Kepler
ultrasound
33. Heat Q= mass of sample x specific heat x temp change
Internal energy
pressure depends on
Heat capacity equation
Voltage
34. T^4
Resistance
Thermodynamics
Thermal radiation
atmospheric pressure (atm)
35. 5/9 [T(F)-32]
viscosity
Emissive
velocity through a medium
Convert Fahrenheit to Celsius
36. The total force (positive and negative) acting upon an object
Energy of motion (kinetic energy)
Rotational inertia (moment of inertia)
Thermodynamics
Net force
37. Rod with forces applied at opposite ends in opposite directions
Heat
Net force=0 net torque?0
Convert Celsius to Kelven
variation of pressure with depth
38. A disturbance that moves through something
pressure does what when depth is increased
wave
Stable structures
Thermodynamics
39. Weight of displaced water=volume of displaced water in liters x 10 n / liter
mass flow rate formula
c=3x10^8 m/s
Energy of motion (kinetic energy)
Buoyant force
40. Z+n
azX
Change in internal energy
Fluid force
Distance traveled
41. 1 / period (time)
Flow through a pipe
static fluid formula
mass flow rate formula
Frequency
42. 18600 miles/sec
viscosity
Speed of light
Thermal radiation
Why does something move?
43. A tendency for liquids to resist flowing.
continuity
Distance traveled
viscosity
Radiation
44. 18600 miles/sec
Net force
measurement of pressure
Speed of light
mass flow rate formula
45. Voltage / current
Heat
Resistance
Conduction
static fluid formula
46. Believed that the natural state of objects was to be at rest
Aristotle
Torque
Distance traveled
atmospheric pressure (atm)
47. Pascal (Pa) or pounds per square inch (psi)
Conservation of energy
measurement of pressure
Engine efficiency
Photon energy
48. Time required to complete one cycle
Brahe
Frequency
Fluid force
Period
49. Force per unit area
Power (watts)
Kepler
velocity through a medium
Pressure=
50. Force x lever arm
Time for an object thrown to reach maximum height
Torque
Energy of motion (kinetic energy)
Emissive