SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. 25%
The US uses how much of the total world energy consumption?
Period
pressure at depth h
Heat
2. Fbottom-Ftop=mg=(density x vol) x g
Kepler
variation of pressure with depth
Brahe
velocity through a medium
3. Distance traveled / time
Heat
Velocity=
Acceleration
azX
4. 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
Heat
Frequency
when ice in water melts what happens?
5. Solids - liquids - gases
Convert Fahrenheit to Celsius
order of states of matter stronger to lesser forces between atoms
Wave speed=
The US uses how much of the total world energy consumption?
6. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.
Brahe
Velocity=
First Law of thermodynamics
Condition for stability
7. It increases
pressure does what when depth is increased
Pressure=
Heat capacity equation
Frequency
8. The effectiveness of a material in conducting heat
Aristotle
volume fluid flow rate formula
Flow through a pipe
Thermal conductivity
9. A disturbance that propagates through a medium
mechanical wave
continuity
Voltage
Second law of thermodynamics
10. Mass x gravity
Thermal radiation
Time for an object thrown to reach maximum height
Weight
Momentum
11. Voltage / current
static fluid formula
Kepler
Radiation
Resistance
12. Sounds above 20 -000 Hz
density of aluminum
static fluid formula
law of conservation of energy
ultrasound
13. Current x voltage energy/time (joules per second)
Change in internal energy
law of conservation of energy
Power (watts)
Radiation
14. 100 -000 n/m^2
density of aluminum
atmospheric pressure (atm)
Center of gravity (CG)
Momentum
15. Work done / heat in
Acceleration due to gravity on the earth
Engine efficiency
density of lead
Velocity required for an object to reach height h
16. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)
Quantum mechanics
volume fluid flow rate formula
Quantum mechanics
Momentum
17. 9/5T(C)+32
Stable
Convert Celsius to Fahrenheit
Physics
Velocity required for an object to reach height h
18. 1.25 kg/m^3
Resistance
density of air
Momentum
viscosity
19. A disturbance that moves through something
incoming and outgoing flow rate formula
Conservation of energy
Acceleration due to gravity on the earth
wave
20. Hf
Momentum
Photon energy
wave
entropy
21. Decreases
the pressure of liquids _____ when it goes faster
Center of gravity (CG)
c=3x10^8 m/s
velocity through a medium
22. ?
Velocity=
incoming and outgoing flow rate formula
c=3x10^8 m/s
Stable structures
23. Z+n
Einstein
atmospheric pressure (atm)
Newton
azX
24. The study of heat and its transformation into mechanical energy
restoring force
Thermodynamics
Condition for stability
Velocity=
25. The energy that flows from one system to another because of their temperature difference.
entropy
Heat
Equilibrium
Thermal conductivity
26. Pressure x area
Present velocity
Fluid force
continuity
Conservation of energy
27. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.
Conduction
wave
Velocity=
Heat capacity (specific heat)
28. The change in internal energy= the heat absorbed- the work done
law of conservation of energy
density of lead
volume fluid flow rate formula
Conduction
29. Heat is transferred directly through a material with no bulk movement of material
Why does something move?
Distance traveled
Conservation of energy
Conduction
30. P + density x g h
frequency of light
Convert Celsius to Fahrenheit
Radiation
pressure at depth h
31.
Distance traveled
Net force
Engine efficiency cannot be 100%
pressure at depth h
32. How much torque it takes to get an object rotating
Thermodynamics
measure of density
Rotational inertia (moment of inertia)
Heat capacity (specific heat)
33. The force that brings a system back to equilibrium
Stable
entropy
restoring force
Mechanics
34. Change in velocity / time
Torque
measure of density
Convert Fahrenheit to Celsius
Acceleration
35. 1 -000 kg/m^3
Centripedal acceleration=
density of water
period of a pendulum T of length L
Power (watts)
36. Solids - liquids - gases
Convert Fahrenheit to Celsius
velocity through a medium
when ice in water melts what happens?
order of states of matter stronger to lesser forces between atoms
37. Equals total momentum after collision
Heat capacity equation
period p of a mass m oscillating on a horizontal spring of force constant k
Why does something move?
Total momentum before collision
38. The force that brings a system back to equilibrium
Thermal conductivity
restoring force
amplitude
Projectile
39. 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).
Physics
pressure at depth h
Heat capacity equation
definition of Bernoulii's equation
40. P(P2-P1)D^4/128Ln n=fluid's viscosity
Flow through a pipe
Radiation
Time for an object thrown to reach maximum height
Energy of motion (kinetic energy)
41. Fbottom=Ftop+mg where mg is the weight of the volume
Wave speed=
velocity through a medium
density of lead
static fluid formula
42. T=2p square root m/k frequency= square root k/m;/2p
amplitude
Mechanics
Pressure=
period p of a mass m oscillating on a horizontal spring of force constant k
43. How much torque it takes to get an object rotating
Energy of motion (kinetic energy)
Conduction
Rotational inertia (moment of inertia)
Kepler
44.
Photon energy
Energy of motion (kinetic energy)
ultrasound
Galileo
45. P x u x A
mass flow rate formula
c=3x10^8 m/s
order of states of matter stronger to lesser forces between atoms
Torque
46. Heat is carried from place to place by the bulk movement of either liquids or gasses
Convert Fahrenheit to Celsius
Convection
Engine efficiency cannot be 100%
Newton
47. Work done / heat in
Engine efficiency
pressure does what when depth is increased
Einstein
c=3x10^8 m/s
48. The level stays the same
when ice in water melts what happens?
Speed of light
incoming and outgoing flow rate formula
Velocity=
49. P + density x g h
when ice in water melts what happens?
Convert Celsius to Kelven
pressure at depth h
mass flow rate formula
50. T(C) +273
Photon energy
Convert Celsius to Kelven
Resistance
Flow through a pipe