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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. 100 -000 n/m^2
Voltage
Stable structures
atmospheric pressure (atm)
Pressure=
2. Heat into system - work done by system
Convert Fahrenheit to Celsius
period p of a mass m oscillating on a horizontal spring of force constant k
Resistance
Change in internal energy
3. Rod with forces applied at opposite ends in opposite directions
Heat capacity (specific heat)
Net force=0 net torque?0
Heat
Why does something move?
4. The sum of the energy of all the molecules in the system
Frequency
Thermal radiation
Internal energy
density of aluminum
5. Decreases
atmospheric pressure (atm)
restoring force
the pressure of liquids _____ when it goes faster
Radiation
6. Mass x specific heat x temperature change
Photon energy
definition of Bernoulii's equation
Heat
Change in internal energy
7. Believed that the natural state of objects was to be at rest
Heat
continuity
Aristotle
measurement of pressure
8. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)
the pressure of liquids _____ when it goes faster
volume fluid flow rate formula
Momentum
Velocity=
9. P + density x g h
pressure at depth h
density of water
the pressure of liquids _____ when it goes faster
Mechanics
10. V x A= constant
incoming and outgoing flow rate formula
Kepler
continuity
Energy of motion (kinetic energy)
11. Weight of displaced water=volume of displaced water in liters x 10 n / liter
mass flow rate formula
Acceleration
c=3x10^8 m/s
Buoyant force
12. Decreases
density of lead
Conduction
Conservation of energy
the pressure of liquids _____ when it goes faster
13. The energy that flows from one system to another because of their temperature difference.
Convert Fahrenheit to Celsius
Heat
Convection
density of water
14. Mass x specific heat x temperature change
Newton's Second Law
Heat
density of lead
Pressure=
15. Analized brahe's data and verified the heliocentric theory. These regularities are known as Helpers Laws of Planetary motion.
definition of Bernoulii's equation
Velocity required for an object to reach height h
density of aluminum
Kepler
16. Mass x gravity
frequency of light
density of air
Internal energy
Weight
17. Fbottom=Ftop+mg where mg is the weight of the volume
Flow through a pipe
Second law of thermodynamics
static fluid formula
amplitude
18. Z+n
azX
Wavelength
Thermal radiation
Engine efficiency
19. Sounds below 30 Hz
wavelength
First Law of thermodynamics
infrasound
Conservation of energy
20. 100 -000 n/m^2
infrasound
law of conservation of energy
atmospheric pressure (atm)
Frequency
21. It increases
Newton's Second Law
Second law of thermodynamics
Torque
pressure does what when depth is increased
22. Rod with forces applied at opposite ends in the same direction
law of conservation of energy
volume fluid flow rate
Buoyant force
Net force?0 net torque=0
23. Mass x velocity
density of lead
Stable structures
Momentum
Pressure=
24. Pressure x area
Speed of light
Fluid force
continuity
Projectile
25. P + density x g h
viscosity
pressure at depth h
pressure depends on
period p of a mass m oscillating on a horizontal spring of force constant k
26. 1.25 kg/m^3
Photon energy
density of air
Wave speed=
Acceleration
27. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)
definition of Bernoulii's equation
entropy
wave
volume fluid flow rate formula
28.
Kepler
Aristotle
Distance traveled
Convection
29. T(C) +273
Thermal radiation
Convert Celsius to Kelven
period of a pendulum T of length L
entropy
30. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
Photon energy
Brahe
definition of Bernoulii's equation
Engine efficiency
31. V1 x A1=v2 x A2
bernoulli's equation
amplitude
incoming and outgoing flow rate formula
Equilibrium
32. T=2p square root m/k frequency= square root k/m;/2p
measurement of pressure
wave
Voltage
period p of a mass m oscillating on a horizontal spring of force constant k
33. As the speed of a moving fluid increases - the pressure within the fluid decreases
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34. Pascal (Pa) or pounds per square inch (psi)
density of water
Convert Fahrenheit to Celsius
volume fluid flow rate formula
measurement of pressure
35. Wrote Principia in 1687. Made the 3 laws of mechanics and law of gravity. He also invented calculus.
pressure depends on
Newton
Engine efficiency cannot be 100%
Rotational inertia (moment of inertia)
36. Mass x velocity
Center of gravity (CG)
density of lead
c=3x10^8 m/s
Momentum
37. The total force (positive and negative) acting upon an object
period of a pendulum T of length L
definition of Bernoulii's equation
density of water
Net force
38. Length of a wave
Photon energy
Flow through a pipe
Emissive
wavelength
39. If the temperature of system A is less then the temperature of system B then heat flows from B to A (hot to cold)
Wave speed=
pressure at depth h
Second law of thermodynamics
c=3x10^8 m/s
40. The level stays the same
when ice in water melts what happens?
pressure depends on
Convert Celsius to Kelven
bernoulli's equation
41. F=mass x acceleration
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42. Heat is carried from place to place by the bulk movement of either liquids or gasses
density of lead
Wavelength
Convection
Engine efficiency
43. 1 / period (time)
Frequency
measure of density
Engine efficiency
Net force?0 net torque=0
44. Force per unit area
Kepler
Pressure=
1 BTU
Engine efficiency
45. Hf
Torque
law of conservation of energy
Photon energy
Wavelength
46. Current x resistance
amplitude
when ice in water melts what happens?
Newton's Second Law
Voltage
47. The force that brings a system back to equilibrium
Brahe
Heat capacity (specific heat)
restoring force
Buoyant force
48. Time required to complete one cycle
period of a pendulum T of length L
incoming and outgoing flow rate formula
Period
Projectile
49.
continuity
amplitude
atmospheric pressure (atm)
Distance traveled
50. 5/9 [T(F)-32]
Convert Fahrenheit to Celsius
continuity
volume fluid flow rate formula
entropy