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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 study of how objects behave (from the very tiny to the very big - and from the beginning of the Universe to its ultimate fate).
Aristotle
Projectile
Physics
Heat capacity (specific heat)
2. If the CG is above the edge - the object will not fall
Rotational inertia (moment of inertia)
Condition for stability
Center of gravity (CG)
velocity through a medium
3. Initial velocity= the square root of 2gh
entropy
mass flow rate formula
Brahe
Velocity required for an object to reach height h
4. Maximum displacement from equilibrium
wavelength
amplitude
Power (watts)
definition of Bernoulii's equation
5. As the speed of a moving fluid increases - the pressure within the fluid decreases
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6. 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
Velocity=
volume fluid flow rate
pressure depends on
7. A disturbance that moves through something
Projectile
wave
Internal energy
Centripedal acceleration=
8. New theory that explained behavior at the atomic level
Voltage
wave
bernoulli's equation
Quantum mechanics
9. 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.
density of air
Emissive
Galileo
Internal energy
10. P(P2-P1)D^4/128Ln n=fluid's viscosity
Heat
pressure depends on
Flow through a pipe
Weight
11. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
when ice in water melts what happens?
Acceleration
Period
Heat capacity (specific heat)
12. Mass x gravity
Wave speed=
density of water
Centripedal acceleration=
Weight
13. 9/5T(C)+32
Torque
ultrasound
Projectile
Convert Celsius to Fahrenheit
14. Solids - liquids - gases
atmospheric pressure (atm)
order of states of matter stronger to lesser forces between atoms
Velocity=
Net force=0 net torque?0
15. Equals total momentum after collision
infrasound
Total momentum before collision
amplitude
Aristotle
16. An object that is thrown or struck or shot and then travels under the influence of gravity
Heat
Voltage
Projectile
when ice in water melts what happens?
17. As the speed of a moving fluid increases - the pressure within the fluid decreases
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18. ?
c=3x10^8 m/s
Convection
pressure depends on
Physics
19. Z+n
Speed of light
azX
Mechanics
Rotational inertia (moment of inertia)
20. Change in velocity / time
volume fluid flow rate formula
Emissive
Conduction
Acceleration
21. Solids - liquids - gases
density of air
Center of gravity (CG)
order of states of matter stronger to lesser forces between atoms
Conduction
22. Hf
Momentum
mass flow rate formula
density of lead
Photon energy
23. The force that brings a system back to equilibrium
Power (watts)
restoring force
Speed of light
static fluid formula
24. 25%
Center of gravity (CG)
The US uses how much of the total world energy consumption?
viscosity
Voltage
25. V1 x A1=v2 x A2
Distance traveled
Conservation of energy
density of water
incoming and outgoing flow rate formula
26. Mass x velocity
viscosity
Momentum
Total momentum before collision
period p of a mass m oscillating on a horizontal spring of force constant k
27. 25%
Wavelength
Conservation of energy
The US uses how much of the total world energy consumption?
Internal energy
28. Why things move
Mechanics
Newton
bernoulli's equation
Photon energy
29. Decreases
Convert Celsius to Fahrenheit
pressure depends on
density of air
the pressure of liquids _____ when it goes faster
30. A disturbance that propagates through a medium
Photon energy
Einstein
mechanical wave
density of aluminum
31. The center of an object
Stable
Pressure=
Center of gravity (CG)
measurement of pressure
32. The energy that flows from one system to another because of their temperature difference.
viscosity
Heat
The US uses how much of the total world energy consumption?
Condition for stability
33. T^4
Stable structures
measure of density
Thermal radiation
pressure does what when depth is increased
34. 2 -700 kg/m^3
entropy
density of aluminum
Engine efficiency
viscosity
35. P x u x A
atmospheric pressure (atm)
mass flow rate formula
c=3x10^8 m/s
Stable
36. Are wider at the base (which lowers their center of gravity)
Wavelength
the pressure of liquids _____ when it goes faster
amplitude
Stable structures
37. Kg/m^3
Energy of motion (kinetic energy)
Heat capacity (specific heat)
measure of density
Present velocity
38. The heat transfer by electromagnetic waves - thermal light waves
mechanical wave
Radiation
Momentum
volume fluid flow rate
39. The force that brings a system back to equilibrium
1 BTU
Center of gravity (CG)
restoring force
Why does something move?
40. ?
Pressure=
Net force=0 net torque?0
c=3x10^8 m/s
Physics
41. 18600 miles/sec
period of a pendulum T of length L
Momentum
Speed of light
Power (watts)
42. The change in internal energy= the heat absorbed- the work done
law of conservation of energy
Einstein
density of air
Speed of light
43. The combination of force and point of application
Torque
Physics
Engine efficiency
definition of Bernoulii's equation
44. Length of a wave
Torque
wavelength
1 BTU
static fluid formula
45. Rod with forces applied at opposite ends in the same direction
incoming and outgoing flow rate formula
Net force?0 net torque=0
Torque
pressure depends on
46. How much torque it takes to get an object rotating
amplitude
Net force?0 net torque=0
Rotational inertia (moment of inertia)
Net force
47. Decreases
the pressure of liquids _____ when it goes faster
bernoulli's equation
incoming and outgoing flow rate formula
1 BTU
48. Shows in 1905 that newtons laws were not valid for objects moving with speeds near the speed of light.
Einstein
continuity
incoming and outgoing flow rate formula
Voltage
49. If the CG is above the edge - the object will not fall
Period
Condition for stability
Time for an object thrown to reach maximum height
Heat capacity (specific heat)
50.
Flow through a pipe
density of aluminum
Thermodynamics
Distance traveled