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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 disturbance that propagates through a medium
definition of Bernoulii's equation
Newton's Second Law
mechanical wave
Convert Fahrenheit to Celsius
2. You can't get more work out than the energy you put in
period p of a mass m oscillating on a horizontal spring of force constant k
volume fluid flow rate formula
Emissive
Conservation of energy
3. Initial velocity= the square root of 2gh
measure of density
law of conservation of energy
Velocity required for an object to reach height h
incoming and outgoing flow rate formula
4. 2p x square root L/g
restoring force
pressure at depth h
Emissive
period of a pendulum T of length L
5. The change in internal energy= the heat absorbed- the work done
Radiation
Fluid force
law of conservation of energy
mass flow rate formula
6. If the temperature of system A is less then the temperature of system B then heat flows from B to A (hot to cold)
Velocity=
Second law of thermodynamics
Stable
Newton
7. Force per unit area
frequency of light
Pressure=
continuity
ultrasound
8. Kg/m^3
Torque
Period
Quantum mechanics
measure of density
9. Equals total momentum after collision
The US uses how much of the total world energy consumption?
law of conservation of energy
mechanical wave
Total momentum before collision
10. Mass x specific heat x temperature change
Momentum
Heat
volume fluid flow rate
wave
11. Initial velocity= the square root of 2gh
Velocity required for an object to reach height h
continuity
Energy of motion (kinetic energy)
static fluid formula
12. Heat into system - work done by system
Weight
Change in internal energy
definition of Bernoulii's equation
bernoulli's equation
13. 25%
The US uses how much of the total world energy consumption?
measurement of pressure
amplitude
Thermodynamics
14. Because nothing stops it
Condition for stability
frequency of light
Why does something move?
pressure at depth h
15. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)
volume fluid flow rate
definition of Bernoulii's equation
volume fluid flow rate formula
the pressure of liquids _____ when it goes faster
16. Pressure x area
variation of pressure with depth
Condition for stability
Fluid force
the pressure of liquids _____ when it goes faster
17. 1 -000 kg/m^3
Energy of motion (kinetic energy)
Kepler
velocity through a medium
density of water
18. P + density x g h
pressure at depth h
Conservation of energy
measure of density
Internal energy
19. Rod with forces applied at opposite ends in the same direction
Net force?0 net torque=0
incoming and outgoing flow rate formula
Einstein
Internal energy
20. The heat transfer by electromagnetic waves - thermal light waves
Radiation
atmospheric pressure (atm)
mass flow rate formula
Newton
21. Net force=0 net torque=0
measurement of pressure
Emissive
Equilibrium
Flow through a pipe
22. Number density x temperature
Heat
pressure depends on
mechanical wave
Pressure=
23. 9/5T(C)+32
Convert Celsius to Fahrenheit
Quantum mechanics
volume fluid flow rate
Fluid force
24. Number density x temperature
Energy of motion (kinetic energy)
density of water
Thermal conductivity
pressure depends on
25. Heat Q= mass of sample x specific heat x temp change
Distance traveled
Heat capacity equation
The US uses how much of the total world energy consumption?
law of conservation of energy
26. Work done / heat in
static fluid formula
Convert Fahrenheit to Celsius
First Law of thermodynamics
Engine efficiency
27. The energy that flows from one system to another because of their temperature difference.
pressure does what when depth is increased
wave
Heat
Centripedal acceleration=
28. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
The US uses how much of the total world energy consumption?
mechanical wave
density of aluminum
Brahe
29. A tendency for liquids to resist flowing.
period p of a mass m oscillating on a horizontal spring of force constant k
viscosity
Time for an object thrown to reach maximum height
variation of pressure with depth
30. Why things move
Aristotle
Mechanics
bernoulli's equation
Thermal conductivity
31. The level stays the same
density of lead
Present velocity
when ice in water melts what happens?
Quantum mechanics
32. Current x resistance
measure of density
Kepler
Voltage
Brahe
33. C/n
Frequency
Why does something move?
velocity through a medium
Convert Celsius to Kelven
34. Change in velocity / time
definition of Bernoulii's equation
Acceleration
Thermal conductivity
Weight
35. 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.
density of lead
First Law of thermodynamics
1 BTU
frequency of light
36. Gallons per minute (gpm) - liters/s - cubic feet per minute (cfm) or m^3/s
volume fluid flow rate
Newton
Convert Fahrenheit to Celsius
Buoyant force
37. 1 -000 kg/m^3
Wavelength
Projectile
density of water
Kepler
38. The combination of force and point of application
Resistance
Torque
frequency of light
density of lead
39. Not easy to knock over
mass flow rate formula
Net force
Stable
velocity through a medium
40. Net force=0 net torque=0
Internal energy
Distance traveled
Acceleration due to gravity on the earth
Equilibrium
41. 25%
First Law of thermodynamics
The US uses how much of the total world energy consumption?
Radiation
Engine efficiency cannot be 100%
42. Weight of displaced water=volume of displaced water in liters x 10 n / liter
volume fluid flow rate formula
Centripedal acceleration=
Buoyant force
pressure depends on
43. The total force (positive and negative) acting upon an object
Fluid force
The US uses how much of the total world energy consumption?
Velocity required for an object to reach height h
Net force
44. Z+n
Galileo
period p of a mass m oscillating on a horizontal spring of force constant k
Heat capacity equation
azX
45. Are wider at the base (which lowers their center of gravity)
atmospheric pressure (atm)
Brahe
Net force
Stable structures
46. Why things move
Thermal conductivity
Buoyant force
Mechanics
Rotational inertia (moment of inertia)
47. The energy that flows from one system to another because of their temperature difference.
Convert Fahrenheit to Celsius
Heat
Distance traveled
amplitude
48. You cant get as much out as you put in
1 BTU
Engine efficiency cannot be 100%
Torque
Momentum
49. Heat is transferred directly through a material with no bulk movement of material
Wave speed=
Conduction
density of lead
1 BTU
50. The study of how objects behave (from the very tiny to the very big - and from the beginning of the Universe to its ultimate fate).
Energy of motion (kinetic energy)
atmospheric pressure (atm)
Physics
The US uses how much of the total world energy consumption?