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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. A tendency for liquids to resist flowing.
viscosity
frequency of light
Newton
Frequency
2. Hf
pressure does what when depth is increased
Convert Fahrenheit to Celsius
Photon energy
Net force=0 net torque?0
3. Velocity squared / radius
continuity
wave
Centripedal acceleration=
Quantum mechanics
4. Current x voltage energy/time (joules per second)
Emissive
Power (watts)
Radiation
Conservation of energy
5. ?
continuity
c=3x10^8 m/s
Quantum mechanics
Engine efficiency cannot be 100%
6. Work done / heat in
wavelength
Engine efficiency
Aristotle
Engine efficiency cannot be 100%
7. The center of an object
Physics
Net force
Projectile
Center of gravity (CG)
8. The total disorder of an object
entropy
Conservation of energy
Present velocity
order of states of matter stronger to lesser forces between atoms
9. P(P2-P1)D^4/128Ln n=fluid's viscosity
Wavelength
Flow through a pipe
Physics
Weight
10. P + density x g h
definition of Bernoulii's equation
Speed of light
Buoyant force
pressure at depth h
11. Z+n
Physics
Stable structures
azX
Equilibrium
12. 25%
Aristotle
Energy of motion (kinetic energy)
The US uses how much of the total world energy consumption?
Torque
13. Voltage / current
Convert Celsius to Kelven
measurement of pressure
Velocity=
Resistance
14. A tendency for liquids to resist flowing.
viscosity
pressure depends on
Wavelength
Heat capacity (specific heat)
15. Mass x velocity
Momentum
entropy
law of conservation of energy
Aristotle
16. Current x voltage energy/time (joules per second)
Net force?0 net torque=0
Power (watts)
continuity
Emissive
17. Pascal (Pa) or pounds per square inch (psi)
measurement of pressure
pressure does what when depth is increased
pressure depends on
c=3x10^8 m/s
18. Heat is transferred directly through a material with no bulk movement of material
frequency of light
Quantum mechanics
Conduction
Net force
19. Rod with forces applied at opposite ends in the same direction
viscosity
Engine efficiency
Net force?0 net torque=0
First Law of thermodynamics
20. A disturbance that moves through something
The US uses how much of the total world energy consumption?
Velocity required for an object to reach height h
wave
Momentum
21. V x A= constant
Heat
Momentum
continuity
variation of pressure with depth
22. A disturbance that moves through something
Engine efficiency cannot be 100%
incoming and outgoing flow rate formula
wave
density of water
23. 9/5T(C)+32
Quantum mechanics
Net force
restoring force
Convert Celsius to Fahrenheit
24. New theory that explained behavior at the atomic level
Buoyant force
Convert Fahrenheit to Celsius
Quantum mechanics
Resistance
25. Mass x velocity
Flow through a pipe
Stable
Stable structures
Momentum
26. Fbottom=Ftop+mg where mg is the weight of the volume
Centripedal acceleration=
static fluid formula
Conduction
1 BTU
27. The sum of the energy of all the molecules in the system
Heat
Internal energy
Physics
Fluid force
28. The center of an object
viscosity
Acceleration
Center of gravity (CG)
Engine efficiency
29. 100 -000 n/m^2
period of a pendulum T of length L
Conservation of energy
Time for an object thrown to reach maximum height
atmospheric pressure (atm)
30. The study of heat and its transformation into mechanical energy
azX
bernoulli's equation
mass flow rate formula
Thermodynamics
31. An object that is thrown or struck or shot and then travels under the influence of gravity
order of states of matter stronger to lesser forces between atoms
Conduction
Projectile
Newton's Second Law
32. The energy that flows from one system to another because of their temperature difference.
1 BTU
wavelength
Heat
Fluid force
33. Time= the square root of 2 x height / acceleration due to gravity
entropy
Time for an object thrown to reach maximum height
atmospheric pressure (atm)
Internal energy
34. Wrote Principia in 1687. Made the 3 laws of mechanics and law of gravity. He also invented calculus.
velocity through a medium
Newton
order of states of matter stronger to lesser forces between atoms
Stable structures
35. Initial velocity= the square root of 2gh
The US uses how much of the total world energy consumption?
Rotational inertia (moment of inertia)
Acceleration
Velocity required for an object to reach height h
36. The force that brings a system back to equilibrium
Heat capacity equation
1 BTU
Momentum
restoring force
37. T(C) +273
period of a pendulum T of length L
Pressure=
Convert Celsius to Kelven
Speed of light
38. Fbottom-Ftop=mg=(density x vol) x g
Quantum mechanics
variation of pressure with depth
Momentum
Power (watts)
39. C / f
Wavelength
volume fluid flow rate
Brahe
the pressure of liquids _____ when it goes faster
40. Because nothing stops it
Why does something move?
infrasound
The US uses how much of the total world energy consumption?
azX
41. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
Brahe
pressure at depth h
pressure depends on
Wavelength
42. Sounds above 20 -000 Hz
ultrasound
Distance traveled
Power (watts)
Stable
43. Maximum displacement from equilibrium
Convert Celsius to Fahrenheit
amplitude
Projectile
Engine efficiency cannot be 100%
44. Not easy to knock over
measure of density
Velocity=
Stable
mass flow rate formula
45. Heat into system - work done by system
amplitude
Change in internal energy
Newton's Second Law
Power (watts)
46. Equals total momentum after collision
Total momentum before collision
Speed of light
Time for an object thrown to reach maximum height
Mechanics
47. Rod with forces applied at opposite ends in opposite directions
Net force?0 net torque=0
Convert Celsius to Fahrenheit
Net force=0 net torque?0
mass flow rate formula
48. Kg/m^3
Equilibrium
measure of density
density of water
Conservation of energy
49. 11 -000 kg/m^3
Center of gravity (CG)
mechanical wave
density of lead
Net force?0 net torque=0
50. 1 -000 kg/m^3
density of water
Heat capacity (specific heat)
viscosity
Velocity=