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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. Gallons per minute (gpm) - liters/s - cubic feet per minute (cfm) or m^3/s
pressure at depth h
period of a pendulum T of length L
volume fluid flow rate
Emissive
2. You can't get more work out than the energy you put in
Conservation of energy
Rotational inertia (moment of inertia)
Heat capacity equation
frequency of light
3. Velocity squared / radius
continuity
Net force=0 net torque?0
Physics
Centripedal acceleration=
4. Current x voltage energy/time (joules per second)
Power (watts)
entropy
Voltage
Stable structures
5. The combination of force and point of application
Quantum mechanics
Voltage
pressure depends on
Torque
6. Heat Q= mass of sample x specific heat x temp change
Quantum mechanics
Net force=0 net torque?0
Heat capacity equation
density of air
7. The sum of the energy of all the molecules in the system
bernoulli's equation
Convert Celsius to Fahrenheit
Internal energy
Conduction
8. Mass x specific heat x temperature change
Newton
restoring force
Heat
measurement of pressure
9. 1 -000 kg/m^3
density of water
Heat
Aristotle
1 BTU
10. Time= the square root of 2 x height / acceleration due to gravity
mechanical wave
Emissive
1 BTU
Time for an object thrown to reach maximum height
11. 1.25 kg/m^3
Newton
Weight
density of air
Heat capacity (specific heat)
12. Weight of displaced water=volume of displaced water in liters x 10 n / liter
Heat
density of aluminum
Thermal conductivity
Buoyant force
13. Length of a wave
measurement of pressure
Emissive
wavelength
period p of a mass m oscillating on a horizontal spring of force constant k
14. 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).
density of aluminum
Physics
Second law of thermodynamics
viscosity
15. 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
Resistance
Newton's Second Law
c=3x10^8 m/s
16. Decreases
the pressure of liquids _____ when it goes faster
Resistance
Convert Celsius to Fahrenheit
amplitude
17. The energy that flows from one system to another because of their temperature difference.
Heat
Stable structures
infrasound
Net force
18. If the temperature of system A is less then the temperature of system B then heat flows from B to A (hot to cold)
Second law of thermodynamics
Kepler
Conduction
incoming and outgoing flow rate formula
19. 2 -700 kg/m^3
mass flow rate formula
Quantum mechanics
Power (watts)
density of aluminum
20. A disturbance that propagates through a medium
Velocity=
Conduction
mechanical wave
entropy
21. The force that brings a system back to equilibrium
c=3x10^8 m/s
restoring force
Brahe
c=3x10^8 m/s
22. Speed of light / wavelength
volume fluid flow rate formula
frequency of light
incoming and outgoing flow rate formula
density of lead
23. A tendency for liquids to resist flowing.
viscosity
Convert Celsius to Kelven
Time for an object thrown to reach maximum height
Voltage
24. New theory that explained behavior at the atomic level
velocity through a medium
Heat capacity (specific heat)
mass flow rate formula
Quantum mechanics
25. The heat transfer by electromagnetic waves - thermal light waves
mass flow rate formula
atmospheric pressure (atm)
Radiation
Einstein
26. Because nothing stops it
Pressure=
Why does something move?
period of a pendulum T of length L
Acceleration
27. The change in internal energy= the heat absorbed- the work done
Center of gravity (CG)
law of conservation of energy
Fluid force
Heat capacity equation
28. P + density x g h
Time for an object thrown to reach maximum height
pressure at depth h
frequency of light
wavelength
29. 2p x square root L/g
Convection
period of a pendulum T of length L
Heat
measurement of pressure
30. Fluid flow velocity=u - fluid density=p (rho) - fluid pressure=P P +
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31. P(P2-P1)D^4/128Ln n=fluid's viscosity
Convection
Flow through a pipe
Radiation
wave
32. 1 -000 kg/m^3
Total momentum before collision
density of water
infrasound
wavelength
33. 18600 miles/sec
density of aluminum
Engine efficiency
Speed of light
Kepler
34. Maximum displacement from equilibrium
Quantum mechanics
Convert Celsius to Fahrenheit
amplitude
density of lead
35. Force per unit area
Pressure=
Radiation
Projectile
Newton
36. 10 m/s^2
Convert Celsius to Fahrenheit
Net force=0 net torque?0
Acceleration due to gravity on the earth
Kepler
37. Work done / heat in
law of conservation of energy
Kepler
Engine efficiency
Speed of light
38. Fbottom=Ftop+mg where mg is the weight of the volume
Weight
Newton's Second Law
frequency of light
static fluid formula
39. Initial velocity = acceleration x time
Voltage
Present velocity
Radiation
volume fluid flow rate
40. As the speed of a moving fluid increases - the pressure within the fluid decreases
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41. V1 x A1=v2 x A2
incoming and outgoing flow rate formula
c=3x10^8 m/s
Velocity=
Heat capacity (specific heat)
42. Z+n
definition of Bernoulii's equation
Quantum mechanics
azX
Convection
43. Heat is carried from place to place by the bulk movement of either liquids or gasses
Change in internal energy
Equilibrium
Convection
incoming and outgoing flow rate formula
44. The total disorder of an object
mass flow rate formula
Centripedal acceleration=
entropy
ultrasound
45. 10 m/s^2
Physics
Physics
Acceleration due to gravity on the earth
Thermodynamics
46. Length of a wave
Momentum
pressure at depth h
Newton's Second Law
wavelength
47. 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).
continuity
Quantum mechanics
Engine efficiency cannot be 100%
Physics
48. Change in velocity / time
when ice in water melts what happens?
Acceleration
order of states of matter stronger to lesser forces between atoms
Speed of light
49. Heat is carried from place to place by the bulk movement of either liquids or gasses
Rotational inertia (moment of inertia)
Flow through a pipe
Convert Fahrenheit to Celsius
Convection
50. The combination of force and point of application
Wavelength
Torque
Projectile
law of conservation of energy