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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. Initial velocity= the square root of 2gh
Weight
First Law of thermodynamics
Velocity required for an object to reach height h
when ice in water melts what happens?
2. Heat into system - work done by system
infrasound
Condition for stability
Stable
Change in internal energy
3. Hf
density of water
Photon energy
Time for an object thrown to reach maximum height
Change in internal energy
4. Decreases
Total momentum before collision
Torque
the pressure of liquids _____ when it goes faster
Heat
5. Heat is carried from place to place by the bulk movement of either liquids or gasses
incoming and outgoing flow rate formula
Physics
Conservation of energy
Convection
6. 5/9 [T(F)-32]
mass flow rate formula
pressure depends on
Convert Fahrenheit to Celsius
Wave speed=
7. Fluid flow velocity=u - fluid density=p (rho) - fluid pressure=P P +
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8.
Net force
Distance traveled
Wavelength
Center of gravity (CG)
9. Why things move
variation of pressure with depth
period p of a mass m oscillating on a horizontal spring of force constant k
Heat
Mechanics
10. Believed that the natural state of objects was to be at rest
Total momentum before collision
mechanical wave
Voltage
Aristotle
11. Wrote Principia in 1687. Made the 3 laws of mechanics and law of gravity. He also invented calculus.
Newton
density of air
density of aluminum
Distance traveled
12. Equals total momentum after collision
Torque
when ice in water melts what happens?
Physics
Total momentum before collision
13. It increases
pressure does what when depth is increased
Wave speed=
Convection
azX
14. P(P2-P1)D^4/128Ln n=fluid's viscosity
density of lead
Period
Flow through a pipe
Resistance
15. The first to do experimental studies of the laws of motion and was Imprisoned by Pope Urban VIII in 1633 for advocating the Copernican theory - also know as the heliocentric theory - that the earth was a planet revolving around the sun.
Mechanics
Net force=0 net torque?0
Galileo
Change in internal energy
16. Current x voltage energy/time (joules per second)
Power (watts)
ultrasound
frequency of light
Speed of light
17. 18600 miles/sec
Change in internal energy
Engine efficiency
amplitude
Speed of light
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)
Resistance
Second law of thermodynamics
First Law of thermodynamics
1 BTU
19. Heat is carried from place to place by the bulk movement of either liquids or gasses
Convection
the pressure of liquids _____ when it goes faster
Momentum
Fluid force
20. Pressure x area
Pressure=
Fluid force
wavelength
incoming and outgoing flow rate formula
21. A tendency for liquids to resist flowing.
viscosity
Time for an object thrown to reach maximum height
ultrasound
Thermal conductivity
22. Distance traveled / time
Heat
Photon energy
Velocity=
Net force=0 net torque?0
23. The first to do experimental studies of the laws of motion and was Imprisoned by Pope Urban VIII in 1633 for advocating the Copernican theory - also know as the heliocentric theory - that the earth was a planet revolving around the sun.
pressure depends on
Galileo
mass flow rate formula
ultrasound
24. The change in internal energy= the heat absorbed- the work done
Power (watts)
incoming and outgoing flow rate formula
law of conservation of energy
definition of Bernoulii's equation
25. Maximum displacement from equilibrium
Thermal conductivity
measurement of pressure
volume fluid flow rate formula
amplitude
26. 11 -000 kg/m^3
density of lead
Thermal radiation
Time for an object thrown to reach maximum height
Heat
27. 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).
volume fluid flow rate formula
Period
Physics
measurement of pressure
28. Rod with forces applied at opposite ends in opposite directions
Einstein
volume fluid flow rate formula
Convection
Net force=0 net torque?0
29. Current x voltage energy/time (joules per second)
Power (watts)
order of states of matter stronger to lesser forces between atoms
continuity
Resistance
30. Kg/m^3
Acceleration
measure of density
Energy of motion (kinetic energy)
c=3x10^8 m/s
31. ?
Centripedal acceleration=
Internal energy
c=3x10^8 m/s
bernoulli's equation
32. The energy that flows from one system to another because of their temperature difference.
frequency of light
Heat
period of a pendulum T of length L
Emissive
33. V x A= constant
Change in internal energy
Thermal radiation
continuity
Wavelength
34. 10 m/s^2
Momentum
Rotational inertia (moment of inertia)
Acceleration due to gravity on the earth
frequency of light
35. Distance traveled / time
bernoulli's equation
Photon energy
Velocity=
Convection
36. C / f
Galileo
Torque
Momentum
Wavelength
37. It increases
pressure does what when depth is increased
restoring force
Engine efficiency
1 BTU
38. V1 x A1=v2 x A2
Aristotle
incoming and outgoing flow rate formula
Wavelength
Physics
39. C / f
period of a pendulum T of length L
Power (watts)
Wavelength
Torque
40. Heat is transferred directly through a material with no bulk movement of material
Speed of light
Kepler
Conduction
static fluid formula
41. F=mass x acceleration
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42. How much torque it takes to get an object rotating
Physics
Voltage
Rotational inertia (moment of inertia)
density of air
43. 2p x square root L/g
Stable
1 BTU
Equilibrium
period of a pendulum T of length L
44. 1 -000 kg/m^3
Speed of light
Equilibrium
density of water
Stable structures
45. Time= the square root of 2 x height / acceleration due to gravity
atmospheric pressure (atm)
period p of a mass m oscillating on a horizontal spring of force constant k
Time for an object thrown to reach maximum height
Energy of motion (kinetic energy)
46. V x A= constant
Internal energy
continuity
entropy
Distance traveled
47. Mass x specific heat x temperature change
Rotational inertia (moment of inertia)
Heat
pressure does what when depth is increased
Convection
48. Solids - liquids - gases
bernoulli's equation
Heat
Einstein
order of states of matter stronger to lesser forces between atoms
49. Fbottom=Ftop+mg where mg is the weight of the volume
static fluid formula
Condition for stability
density of aluminum
Wavelength
50. As the speed of a moving fluid increases - the pressure within the fluid decreases
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