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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. Solids - liquids - gases
order of states of matter stronger to lesser forces between atoms
law of conservation of energy
Wave speed=
Why does something move?
2.
Heat capacity (specific heat)
Newton
Newton's Second Law
Energy of motion (kinetic energy)
3. F=mass x acceleration
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4. The effectiveness of a material in conducting heat
azX
1 BTU
Frequency
Thermal conductivity
5. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)
Voltage
volume fluid flow rate formula
Power (watts)
Equilibrium
6. 1 / period (time)
density of air
infrasound
Center of gravity (CG)
Frequency
7. V1 x A1=v2 x A2
pressure depends on
measure of density
frequency of light
incoming and outgoing flow rate formula
8. Analized brahe's data and verified the heliocentric theory. These regularities are known as Helpers Laws of Planetary motion.
pressure does what when depth is increased
Kepler
order of states of matter stronger to lesser forces between atoms
mechanical wave
9. Pascal (Pa) or pounds per square inch (psi)
density of lead
wavelength
Velocity=
measurement of pressure
10. Force per unit area
Pressure=
Buoyant force
density of air
frequency of light
11. Number density x temperature
Convection
Flow through a pipe
pressure depends on
law of conservation of energy
12. The sum of the energy of all the molecules in the system
Internal energy
Heat capacity (specific heat)
Frequency
bernoulli's equation
13. 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
Equilibrium
Newton's Second Law
Thermal radiation
14. A disturbance that moves through something
definition of Bernoulii's equation
Thermal radiation
wave
Galileo
15. Initial velocity = acceleration x time
Wavelength
Torque
Distance traveled
Present velocity
16. Fbottom-Ftop=mg=(density x vol) x g
Aristotle
period p of a mass m oscillating on a horizontal spring of force constant k
variation of pressure with depth
the pressure of liquids _____ when it goes faster
17. 9/5T(C)+32
Present velocity
Net force=0 net torque?0
incoming and outgoing flow rate formula
Convert Celsius to Fahrenheit
18. The heat needed to raise the temperature of 1 pound of water by 1 degree F
1 BTU
atmospheric pressure (atm)
law of conservation of energy
Radiation
19. Maximum displacement from equilibrium
Flow through a pipe
amplitude
Why does something move?
Photon energy
20. You cant get as much out as you put in
Engine efficiency cannot be 100%
Fluid force
Thermodynamics
Net force=0 net torque?0
21. Because nothing stops it
Centripedal acceleration=
Energy of motion (kinetic energy)
Why does something move?
Thermal conductivity
22. P + density x g h
pressure at depth h
Frequency
density of air
Velocity=
23. Maximum displacement from equilibrium
Emissive
Acceleration
amplitude
incoming and outgoing flow rate formula
24. Work done / heat in
when ice in water melts what happens?
Engine efficiency
Weight
Heat capacity equation
25. Voltage / current
law of conservation of energy
restoring force
Resistance
Torque
26. Believed that the natural state of objects was to be at rest
Galileo
Aristotle
Engine efficiency
period p of a mass m oscillating on a horizontal spring of force constant k
27. 100 -000 n/m^2
Thermal radiation
pressure does what when depth is increased
measure of density
atmospheric pressure (atm)
28.
Heat capacity equation
Distance traveled
1 BTU
Thermodynamics
29. Believed that the natural state of objects was to be at rest
Acceleration
Aristotle
Thermal conductivity
density of aluminum
30. 1 / period (time)
Period
Frequency
Buoyant force
mass flow rate formula
31. Initial velocity= the square root of 2gh
Velocity required for an object to reach height h
Acceleration due to gravity on the earth
Center of gravity (CG)
Pressure=
32. The force that brings a system back to equilibrium
restoring force
definition of Bernoulii's equation
period p of a mass m oscillating on a horizontal spring of force constant k
order of states of matter stronger to lesser forces between atoms
33. A tendency for liquids to resist flowing.
Distance traveled
bernoulli's equation
viscosity
Speed of light
34. Time= the square root of 2 x height / acceleration due to gravity
Time for an object thrown to reach maximum height
order of states of matter stronger to lesser forces between atoms
Velocity=
azX
35. Sounds below 30 Hz
Center of gravity (CG)
wavelength
infrasound
density of air
36. Change in velocity / time
Thermal radiation
Acceleration
mechanical wave
Brahe
37. Pressure x area
law of conservation of energy
Thermal radiation
Fluid force
Weight
38. Fluid flow velocity=u - fluid density=p (rho) - fluid pressure=P P +
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39. P x u x A
Fluid force
Heat
density of aluminum
mass flow rate formula
40. 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
the pressure of liquids _____ when it goes faster
Wave speed=
Galileo
41. Mass x specific heat x temperature change
bernoulli's equation
Kepler
Heat
frequency of light
42. Net force=0 net torque=0
Newton's Second Law
Present velocity
Equilibrium
Thermal radiation
43. Kg/m^3
Convert Celsius to Kelven
measure of density
restoring force
Acceleration due to gravity on the earth
44. Equals total momentum after collision
Weight
Total momentum before collision
incoming and outgoing flow rate formula
Equilibrium
45. C / f
Total momentum before collision
Wavelength
Wave speed=
amplitude
46. Z+n
azX
variation of pressure with depth
viscosity
Newton's Second Law
47. Current x resistance
Thermodynamics
Voltage
Second law of thermodynamics
Engine efficiency
48. Current x voltage energy/time (joules per second)
Convert Celsius to Kelven
Power (watts)
Flow through a pipe
Quantum mechanics
49. The center of an object
Momentum
Center of gravity (CG)
Photon energy
Distance traveled
50. Not easy to knock over
entropy
period of a pendulum T of length L
Stable
Voltage