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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. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
Brahe
pressure depends on
Stable structures
mass flow rate formula
2. ?
First Law of thermodynamics
Acceleration
restoring force
c=3x10^8 m/s
3. Gallons per minute (gpm) - liters/s - cubic feet per minute (cfm) or m^3/s
Velocity required for an object to reach height h
volume fluid flow rate
Time for an object thrown to reach maximum height
First Law of thermodynamics
4. Sounds above 20 -000 Hz
Heat
order of states of matter stronger to lesser forces between atoms
Total momentum before collision
ultrasound
5. Initial velocity = acceleration x time
Buoyant force
Heat
law of conservation of energy
Present velocity
6. How much torque it takes to get an object rotating
Internal energy
1 BTU
Rotational inertia (moment of inertia)
Torque
7. Shows in 1905 that newtons laws were not valid for objects moving with speeds near the speed of light.
Speed of light
measurement of pressure
Einstein
when ice in water melts what happens?
8. The force that brings a system back to equilibrium
mechanical wave
Emissive
pressure at depth h
restoring force
9. The change in internal energy= the heat absorbed- the work done
Second law of thermodynamics
pressure does what when depth is increased
continuity
law of conservation of energy
10. Z+n
azX
Distance traveled
Stable
Pressure=
11.
Pressure=
Distance traveled
Second law of thermodynamics
Energy of motion (kinetic energy)
12. The heat needed to raise the temperature of 1 pound of water by 1 degree F
1 BTU
viscosity
ultrasound
bernoulli's equation
13. 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.
Galileo
Frequency
Pressure=
measurement of pressure
14. Work done / heat in
wavelength
Engine efficiency
bernoulli's equation
incoming and outgoing flow rate formula
15. You cant get as much out as you put in
velocity through a medium
Thermodynamics
Engine efficiency cannot be 100%
Why does something move?
16. The total disorder of an object
entropy
1 BTU
static fluid formula
incoming and outgoing flow rate formula
17. 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.
Net force?0 net torque=0
Galileo
Stable
Einstein
18. The total force (positive and negative) acting upon an object
Net force
Net force=0 net torque?0
Torque
mass flow rate formula
19. Force per unit area
Pressure=
Acceleration
Engine efficiency cannot be 100%
Emissive
20. Not easy to knock over
Stable
Present velocity
Velocity=
Photon energy
21. Current x voltage energy/time (joules per second)
Internal energy
order of states of matter stronger to lesser forces between atoms
Power (watts)
Total momentum before collision
22. If the temperature of system A is less then the temperature of system B then heat flows from B to A (hot to cold)
Second law of thermodynamics
azX
volume fluid flow rate formula
Mechanics
23. Speed of light / wavelength
azX
frequency of light
Stable
Thermal conductivity
24. The sum of the energy of all the molecules in the system
Frequency
Internal energy
c=3x10^8 m/s
Speed of light
25. Heat is carried from place to place by the bulk movement of either liquids or gasses
Convert Fahrenheit to Celsius
Convection
Center of gravity (CG)
velocity through a medium
26. You can't get more work out than the energy you put in
Conservation of energy
pressure at depth h
the pressure of liquids _____ when it goes faster
static fluid formula
27. P(P2-P1)D^4/128Ln n=fluid's viscosity
Why does something move?
Flow through a pipe
law of conservation of energy
Distance traveled
28. Velocity squared / radius
when ice in water melts what happens?
Center of gravity (CG)
continuity
Centripedal acceleration=
29. Fbottom=Ftop+mg where mg is the weight of the volume
variation of pressure with depth
static fluid formula
Net force
1 BTU
30. 2p x square root L/g
Torque
Newton
Wavelength
period of a pendulum T of length L
31. Time= the square root of 2 x height / acceleration due to gravity
bernoulli's equation
Time for an object thrown to reach maximum height
density of air
Newton's Second Law
32. The total force (positive and negative) acting upon an object
incoming and outgoing flow rate formula
Velocity=
Net force
Rotational inertia (moment of inertia)
33. Wrote Principia in 1687. Made the 3 laws of mechanics and law of gravity. He also invented calculus.
order of states of matter stronger to lesser forces between atoms
order of states of matter stronger to lesser forces between atoms
Convert Celsius to Kelven
Newton
34. Fluid flow velocity=u - fluid density=p (rho) - fluid pressure=P P +
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35. T^4
velocity through a medium
Centripedal acceleration=
wave
Thermal radiation
36. 1 / period (time)
Energy of motion (kinetic energy)
Weight
Frequency
Emissive
37. The total disorder of an object
bernoulli's equation
entropy
Change in internal energy
Heat
38. The combination of force and point of application
Torque
density of water
Convection
Acceleration due to gravity on the earth
39. Initial velocity= the square root of 2gh
Velocity required for an object to reach height h
Center of gravity (CG)
viscosity
Projectile
40. Force x lever arm
Flow through a pipe
Torque
Kepler
Acceleration
41. Initial velocity= the square root of 2gh
Velocity required for an object to reach height h
Heat capacity (specific heat)
when ice in water melts what happens?
static fluid formula
42. P + density x g h
Change in internal energy
pressure at depth h
Projectile
Velocity=
43. Rod with forces applied at opposite ends in the same direction
Heat
Net force?0 net torque=0
entropy
Net force
44. The combination of force and point of application
Torque
Condition for stability
Net force?0 net torque=0
First Law of thermodynamics
45. Wrote Principia in 1687. Made the 3 laws of mechanics and law of gravity. He also invented calculus.
Newton
Momentum
mass flow rate formula
ultrasound
46. Heat is carried from place to place by the bulk movement of either liquids or gasses
measurement of pressure
Convert Fahrenheit to Celsius
Convection
Equilibrium
47. A disturbance that moves through something
pressure depends on
wave
viscosity
Net force
48.
Distance traveled
Mechanics
restoring force
Conduction
49. C/n
Convection
velocity through a medium
Quantum mechanics
Torque
50. Voltage / current
Resistance
density of lead
density of lead
Conservation of energy