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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. Why things move
Mechanics
Present velocity
Wave speed=
azX
2. Current x resistance
mechanical wave
static fluid formula
c=3x10^8 m/s
Voltage
3. V x A= constant
continuity
density of lead
Net force=0 net torque?0
Conduction
4. Weight of displaced water=volume of displaced water in liters x 10 n / liter
Speed of light
Weight
Buoyant force
Voltage
5. You cant get as much out as you put in
Weight
order of states of matter stronger to lesser forces between atoms
Engine efficiency cannot be 100%
variation of pressure with depth
6. Equals total momentum after collision
Radiation
Aristotle
Total momentum before collision
Distance traveled
7. You cant get as much out as you put in
Engine efficiency cannot be 100%
period p of a mass m oscillating on a horizontal spring of force constant k
Quantum mechanics
Resistance
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.
First Law of thermodynamics
c=3x10^8 m/s
Resistance
Frequency
9. The study of heat and its transformation into mechanical energy
Engine efficiency cannot be 100%
pressure does what when depth is increased
Resistance
Thermodynamics
10. The total force (positive and negative) acting upon an object
frequency of light
Equilibrium
Net force
Mechanics
11. Initial velocity= the square root of 2gh
ultrasound
Convert Celsius to Kelven
Net force
Velocity required for an object to reach height h
12. Z+n
Buoyant force
Frequency
azX
infrasound
13. Speed of light / wavelength
Velocity required for an object to reach height h
Heat capacity (specific heat)
Second law of thermodynamics
frequency of light
14. 100 -000 n/m^2
Time for an object thrown to reach maximum height
Conservation of energy
restoring force
atmospheric pressure (atm)
15. Heat Q= mass of sample x specific heat x temp change
Heat capacity equation
measure of density
variation of pressure with depth
pressure at depth h
16. Distance traveled / time
Velocity=
incoming and outgoing flow rate formula
volume fluid flow rate formula
Flow through a pipe
17. Fbottom=Ftop+mg where mg is the weight of the volume
static fluid formula
Total momentum before collision
Convert Celsius to Fahrenheit
Thermal radiation
18. The total force (positive and negative) acting upon an object
atmospheric pressure (atm)
ultrasound
Net force
period of a pendulum T of length L
19. Mass x specific heat x temperature change
atmospheric pressure (atm)
Heat
Stable structures
Brahe
20. Hf
Torque
bernoulli's equation
pressure depends on
Photon energy
21. Believed that the natural state of objects was to be at rest
Torque
pressure depends on
Momentum
Aristotle
22. P + density x g h
Internal energy
Distance traveled
Momentum
pressure at depth h
23. 2 -700 kg/m^3
continuity
wave
Stable structures
density of aluminum
24. The force that brings a system back to equilibrium
Acceleration
restoring force
Centripedal acceleration=
when ice in water melts what happens?
25. P + density x g h
density of lead
Quantum mechanics
mass flow rate formula
pressure at depth h
26. V1 x A1=v2 x A2
incoming and outgoing flow rate formula
the pressure of liquids _____ when it goes faster
Distance traveled
Emissive
27. The center of an object
Internal energy
Thermal radiation
restoring force
Center of gravity (CG)
28. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)
Heat
mechanical wave
c=3x10^8 m/s
volume fluid flow rate formula
29. Z+n
Resistance
azX
Velocity required for an object to reach height h
Convert Celsius to Kelven
30. 100 -000 n/m^2
Equilibrium
Why does something move?
atmospheric pressure (atm)
Centripedal acceleration=
31. Mass x velocity
Newton
viscosity
Momentum
Photon energy
32. 2p x square root L/g
pressure does what when depth is increased
Buoyant force
Torque
period of a pendulum T of length L
33. Heat is transferred directly through a material with no bulk movement of material
period of a pendulum T of length L
Conduction
Speed of light
Conservation of energy
34. Maximum displacement from equilibrium
amplitude
period p of a mass m oscillating on a horizontal spring of force constant k
Why does something move?
Center of gravity (CG)
35. Voltage / current
Photon energy
Convert Fahrenheit to Celsius
continuity
Resistance
36. Length of a wave
variation of pressure with depth
Convert Celsius to Fahrenheit
wavelength
Einstein
37. Change in velocity / time
Weight
Acceleration
variation of pressure with depth
Engine efficiency cannot be 100%
38. Pascal (Pa) or pounds per square inch (psi)
measurement of pressure
Torque
volume fluid flow rate formula
Heat
39. Distance traveled / time
velocity through a medium
Velocity=
mechanical wave
Centripedal acceleration=
40. 11 -000 kg/m^3
Convert Fahrenheit to Celsius
density of lead
First Law of thermodynamics
azX
41. ?
Present velocity
Buoyant force
pressure depends on
c=3x10^8 m/s
42. 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
Quantum mechanics
density of lead
Period
43. Mass x gravity
Convert Celsius to Fahrenheit
Weight
Flow through a pipe
Galileo
44. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Heat capacity (specific heat)
Frequency
Thermodynamics
Heat capacity equation
45. Fluid flow velocity=u - fluid density=p (rho) - fluid pressure=P P +
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46. 1 / period (time)
Frequency
Conduction
azX
pressure depends on
47. Kg/m^3
measure of density
amplitude
order of states of matter stronger to lesser forces between atoms
Einstein
48. Number density x temperature
Velocity=
Torque
Heat
pressure depends on
49. Believed that the natural state of objects was to be at rest
density of aluminum
Photon energy
Aristotle
Weight
50. Weight of displaced water=volume of displaced water in liters x 10 n / liter
Buoyant force
Acceleration due to gravity on the earth
viscosity
azX