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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. Time required to complete one cycle
Internal energy
Period
wave
frequency of light
2. Believed that the natural state of objects was to be at rest
Wavelength
Aristotle
Torque
1 BTU
3. The change in internal energy= the heat absorbed- the work done
law of conservation of energy
measurement of pressure
Momentum
Wavelength
4. A tendency for liquids to resist flowing.
viscosity
Galileo
Emissive
Centripedal acceleration=
5. Fbottom-Ftop=mg=(density x vol) x g
Wave speed=
variation of pressure with depth
c=3x10^8 m/s
Heat
6. The change in internal energy= the heat absorbed- the work done
law of conservation of energy
frequency of light
Convert Fahrenheit to Celsius
c=3x10^8 m/s
7. 1 / period (time)
Net force
Frequency
Period
Einstein
8. 9/5T(C)+32
Convert Celsius to Fahrenheit
Stable structures
when ice in water melts what happens?
entropy
9. Current x resistance
Galileo
Wave speed=
Voltage
Torque
10. Pressure x area
Fluid force
entropy
Kepler
Convert Celsius to Kelven
11. 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.
First Law of thermodynamics
First Law of thermodynamics
density of aluminum
Galileo
12. 2p x square root L/g
Acceleration
1 BTU
period of a pendulum T of length L
Aristotle
13.
Energy of motion (kinetic energy)
Convert Celsius to Fahrenheit
period of a pendulum T of length L
Radiation
14. 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.
measure of density
Emissive
Convection
law of conservation of energy
15. The heat transfer by electromagnetic waves - thermal light waves
Kepler
wave
bernoulli's equation
Radiation
16. 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
Thermal conductivity
Brahe
Physics
17. 5/9 [T(F)-32]
Wavelength
Convert Fahrenheit to Celsius
ultrasound
measure of density
18. Mass x specific heat x temperature change
volume fluid flow rate
Conduction
Fluid force
Heat
19. Believed that the natural state of objects was to be at rest
measurement of pressure
Aristotle
infrasound
pressure depends on
20. An object that is thrown or struck or shot and then travels under the influence of gravity
when ice in water melts what happens?
Projectile
density of water
law of conservation of energy
21. Current x resistance
Heat
Voltage
Net force?0 net torque=0
pressure depends on
22. T^4
Weight
Second law of thermodynamics
Thermal radiation
amplitude
23. Rod with forces applied at opposite ends in the same direction
bernoulli's equation
Net force?0 net torque=0
Kepler
Distance traveled
24. P + density x g h
Mechanics
Heat
pressure at depth h
Voltage
25. Sounds below 30 Hz
Radiation
measure of density
infrasound
Thermodynamics
26. Current x voltage energy/time (joules per second)
Equilibrium
Condition for stability
amplitude
Power (watts)
27. 11 -000 kg/m^3
Aristotle
static fluid formula
Physics
density of lead
28. Fbottom=Ftop+mg where mg is the weight of the volume
static fluid formula
Heat
Quantum mechanics
density of lead
29. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)
order of states of matter stronger to lesser forces between atoms
volume fluid flow rate formula
The US uses how much of the total world energy consumption?
wave
30. Hf
law of conservation of energy
Photon energy
amplitude
Equilibrium
31. Weight of displaced water=volume of displaced water in liters x 10 n / liter
Newton
volume fluid flow rate
Acceleration
Buoyant force
32. Kg/m^3
measure of density
Total momentum before collision
mechanical wave
Thermal radiation
33. Decreases
the pressure of liquids _____ when it goes faster
variation of pressure with depth
Stable structures
restoring force
34. 11 -000 kg/m^3
Total momentum before collision
Present velocity
density of lead
density of aluminum
35. 1.25 kg/m^3
Aristotle
Convection
density of air
Present velocity
36. If the CG is above the edge - the object will not fall
mechanical wave
Stable
Condition for stability
pressure at depth h
37. Z+n
ultrasound
wave
azX
Total momentum before collision
38. A disturbance that propagates through a medium
Thermal radiation
Stable
Total momentum before collision
mechanical wave
39. Time required to complete one cycle
Brahe
Period
Power (watts)
Total momentum before collision
40. You cant get as much out as you put in
Engine efficiency cannot be 100%
Conservation of energy
atmospheric pressure (atm)
definition of Bernoulii's equation
41. Initial velocity = acceleration x time
Second law of thermodynamics
Total momentum before collision
Present velocity
Equilibrium
42. Solids - liquids - gases
Heat capacity equation
Fluid force
order of states of matter stronger to lesser forces between atoms
pressure does what when depth is increased
43. Distance traveled / time
Emissive
Total momentum before collision
Velocity=
Brahe
44. Length of a wave
period of a pendulum T of length L
wavelength
incoming and outgoing flow rate formula
frequency of light
45. 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.
Flow through a pipe
Emissive
Wavelength
Conduction
46. A tendency for liquids to resist flowing.
Net force
Rotational inertia (moment of inertia)
viscosity
volume fluid flow rate
47.
Wave speed=
Distance traveled
Convert Celsius to Fahrenheit
Thermal radiation
48. Time= the square root of 2 x height / acceleration due to gravity
Time for an object thrown to reach maximum height
period of a pendulum T of length L
Center of gravity (CG)
Heat capacity (specific heat)
49. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
Brahe
Thermal conductivity
Fluid force
Wave speed=
50. 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
Time for an object thrown to reach maximum height
period of a pendulum T of length L
Energy of motion (kinetic energy)