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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. 9/5T(C)+32
measurement of pressure
Convert Celsius to Fahrenheit
Projectile
density of lead
2. Current x resistance
Convert Celsius to Kelven
Internal energy
Voltage
Thermal conductivity
3. The heat transfer by electromagnetic waves - thermal light waves
mass flow rate formula
Internal energy
Radiation
variation of pressure with depth
4. The total disorder of an object
Distance traveled
Condition for stability
entropy
definition of Bernoulii's equation
5. P x u x A
Convert Celsius to Fahrenheit
Convert Fahrenheit to Celsius
mass flow rate formula
Distance traveled
6.
continuity
Distance traveled
bernoulli's equation
amplitude
7. 1 / period (time)
Photon energy
Thermal radiation
Frequency
measure of density
8. How much torque it takes to get an object rotating
Momentum
Rotational inertia (moment of inertia)
wave
Convert Fahrenheit to Celsius
9. Initial velocity= the square root of 2gh
atmospheric pressure (atm)
Velocity required for an object to reach height h
law of conservation of energy
Torque
10.
Energy of motion (kinetic energy)
static fluid formula
the pressure of liquids _____ when it goes faster
restoring force
11. New theory that explained behavior at the atomic level
Quantum mechanics
bernoulli's equation
Energy of motion (kinetic energy)
Thermal radiation
12. Fbottom-Ftop=mg=(density x vol) x g
variation of pressure with depth
Torque
Net force=0 net torque?0
mass flow rate formula
13. The effectiveness of a material in conducting heat
Resistance
Emissive
Power (watts)
Thermal conductivity
14. Distance traveled / time
Velocity=
ultrasound
Rotational inertia (moment of inertia)
Net force?0 net torque=0
15. It increases
pressure does what when depth is increased
Time for an object thrown to reach maximum height
Acceleration due to gravity on the earth
incoming and outgoing flow rate formula
16. Heat is transferred directly through a material with no bulk movement of material
c=3x10^8 m/s
Wavelength
Conduction
Net force=0 net torque?0
17. Initial velocity = acceleration x time
Brahe
Period
Energy of motion (kinetic energy)
Present velocity
18. Work done / heat in
Convert Celsius to Fahrenheit
Engine efficiency
period p of a mass m oscillating on a horizontal spring of force constant k
the pressure of liquids _____ when it goes faster
19. Heat is transferred directly through a material with no bulk movement of material
Torque
Convert Fahrenheit to Celsius
Total momentum before collision
Conduction
20. 5/9 [T(F)-32]
pressure depends on
Convert Fahrenheit to Celsius
Kepler
Heat
21. Rod with forces applied at opposite ends in the same direction
First Law of thermodynamics
Net force?0 net torque=0
Weight
Quantum mechanics
22. Fluid flow velocity=u - fluid density=p (rho) - fluid pressure=P P +
23. A disturbance that moves through something
Weight
Total momentum before collision
wave
amplitude
24. 1.25 kg/m^3
infrasound
Flow through a pipe
density of air
Speed of light
25. 25%
Galileo
The US uses how much of the total world energy consumption?
Convert Celsius to Kelven
Second law of thermodynamics
26. 100 -000 n/m^2
atmospheric pressure (atm)
Pressure=
volume fluid flow rate
pressure at depth h
27. C / f
Wavelength
Centripedal acceleration=
mass flow rate formula
Net force=0 net torque?0
28. Voltage / current
Stable structures
Resistance
Einstein
Net force=0 net torque?0
29. T^4
Equilibrium
wavelength
density of aluminum
Thermal radiation
30. V1 x A1=v2 x A2
Second law of thermodynamics
bernoulli's equation
Rotational inertia (moment of inertia)
incoming and outgoing flow rate formula
31. ?
Velocity required for an object to reach height h
c=3x10^8 m/s
Stable
Total momentum before collision
32. C / f
density of lead
Flow through a pipe
Why does something move?
Wavelength
33. Why things move
Mechanics
pressure at depth h
Engine efficiency
period p of a mass m oscillating on a horizontal spring of force constant k
34. 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
variation of pressure with depth
Weight
Conservation of energy
35. The level stays the same
when ice in water melts what happens?
Thermal radiation
Condition for stability
Change in internal energy
36. If the CG is above the edge - the object will not fall
azX
Condition for stability
Equilibrium
Wave speed=
37. Mass x velocity
volume fluid flow rate
Momentum
measure of density
Photon energy
38. Analized brahe's data and verified the heliocentric theory. These regularities are known as Helpers Laws of Planetary motion.
entropy
Kepler
Thermodynamics
Convert Celsius to Kelven
39. 2 -700 kg/m^3
Emissive
Total momentum before collision
Centripedal acceleration=
density of aluminum
40. Initial velocity = acceleration x time
ultrasound
restoring force
azX
Present velocity
41. Rod with forces applied at opposite ends in opposite directions
Thermodynamics
Net force?0 net torque=0
Net force=0 net torque?0
Buoyant force
42.
infrasound
wave
Fluid force
Energy of motion (kinetic energy)
43. Heat Q= mass of sample x specific heat x temp change
Aristotle
Wavelength
Condition for stability
Heat capacity equation
44. The study of heat and its transformation into mechanical energy
wave
Photon energy
Thermodynamics
Power (watts)
45. New theory that explained behavior at the atomic level
Centripedal acceleration=
Quantum mechanics
Convert Fahrenheit to Celsius
Conservation of energy
46. Are wider at the base (which lowers their center of gravity)
density of air
Stable structures
infrasound
variation of pressure with depth
47. 1 / period (time)
Frequency
Energy of motion (kinetic energy)
Aristotle
Distance traveled
48. Net force=0 net torque=0
Convert Celsius to Kelven
the pressure of liquids _____ when it goes faster
Equilibrium
Engine efficiency
49. Sounds below 30 Hz
Heat
infrasound
Flow through a pipe
Pressure=
50. 100 -000 n/m^2
Resistance
when ice in water melts what happens?
atmospheric pressure (atm)
Mechanics