# Math/Physics

214,413 results, page 18

1. ### Physics

What does it mean to say that something is quantized?
2. ### Physics

How do you write 25um in scientific notation?
3. ### Physics

Why are some sunglasses polarized horizontally?
4. ### Physics

What is the formula for finding work? like W=
5. ### Physics

How are series and parallel circuits wired?
6. ### physics

what are the different layers of fiber optics
7. ### Physics

Optical Fibre at the bottom of the sea
8. ### physics (electricity)

what is charging(electrifying) by induction?
9. ### Physics

can scientific laws be changed by a vote?
10. ### physics

A woman has a mass of 64.2 kg. What is her weight on earth?
11. ### physics

A man weighs 75 kg. What is his weight on the moon, where g=2.21 m/s2
12. ### PHYSICS!!!

does anyone know the fundamentals of thw measure units??
13. ### physics

Using units, show that kg x m/s is equivalent to N x s
14. ### physics

Using units, show that kg x m/s is equivalent to N x s
15. ### Physics

Does anyone know the terminal velocity of a human being?
16. ### physics

what is the correct equation for the reaction of HBr with Ca(OH)2-
17. ### Physics

In my last post, I'm confused how drwls got P2/P1 = 14.8

19. ### Physics

Using the following equation: F=ma Solve for m.
20. ### physics

manipulate the following equation to solve for t: s=1/2a t^2.
21. ### Physics

can a virtual image be projected on a screen? thanks :)
22. ### physics

can pontential energy ever be negative?
23. ### physics

is the bubble chamber an example of thermodynamics?if not then what?
24. ### Physics

here's my lab h t t p : / / w w w . m e d i a f i r e . c o m / ? sharekey=078256673f2b4a3dd9d5c56d04dfa8b0e04e75f6e8ebb871
25. ### physics

Three vectors are given by = 1.0 + 3.0 + -4.7, = 2.0 + 2.0 + -4.0, and = 3.0 + -4.2 + -4.0. Find (a)·( × ) and (b)·( + ).
26. ### Physics

Write in standard form 378.72
27. ### Physics

What is an essential characteristic of an object in equilibrium?
28. ### physics

Given: 2020 Hz, at 404 m/s, Lambda=................m
29. ### physics 20

how do you know when the resultant force is = to 0 ? is it when the object is not in motion?
30. ### Physics

How do you divide 4.0 V by .041 A? Would the answer be: 97.6
31. ### Physics 11/Chemistry 11

What is the heating capacity of Zinc?
32. ### Physics

how do you find the mass of a nitrogen molecule?
33. ### physics

what is the mass of a 1000N man on earth?
34. ### physics

what's the difference between weight and mass?
35. ### physics

what's the difference between weight and mass?
36. ### physics

what can we learn from an analysis of a stellar spectrum?
37. ### physics

How can you solve for that problem, by using another approach?
38. ### physics

how do green plants produce food
39. ### Physics

Please respond to my previous post.
40. ### physics

What must a muscle do in order to do work?
41. ### Physics

what is the force on a body of a mass 77-kg when its acceleration is 4m/s^2?
42. ### physics

How do you find the protons acceleration at this instant then?
43. ### physics

what are some examples of sources of energy?
44. ### Physics

Differentiate the given function? y= 6/t + 3/t^2 -5/sqrt(t) dy/dt=?
45. ### physics

why helium gas absorb heat?
46. ### physics

how far will 350 J raise a 7 kg mass?
47. ### Physics

The mass of a paper clip is approximately 1. 1 x 10^.6 kg 2. 1 x 10^3 kg 3. 1 x 10^-3 kg 4. 1 x 10^6 kg
48. ### physics

What is the heat capacity of 20.0 kg of silver? kcal/K
49. ### Physics

What is the energy of a hydrogen atom with a 1.70 nm diameter?
50. ### Physics

How do you see your reflection in a plane mirror?
51. ### Physics

What gases are in a fluorescent and incandescent bulb?
52. ### Physics

carbon-14 is produced in the atmosphere primarily by what?
53. ### Physics

Why does a rubbed balloon stick to the wall?
54. ### physics

What is the speed of the bee if it travels 27 cm in 10 seconds?
55. ### Physics

Why is a voltage produced when a coil spins?
56. ### physics

a sprinter accelerates from rest to 10.0 m's in 1.35 s. what is her acceleration in m/s^2
57. ### physics

what is the inverse square law equation?
58. ### Physics

Wave velocity is inversely proportional to what?
59. ### AP Physics

mgh=1/2mv^2, solve for the variable v
60. ### Physics

Express 336000 joules in calories

63. ### physics

is electric field always positive?
64. ### physics

Given the quantities a = 9.7 m, b = 4.2 s, c = 69 m/s, what is the value of the quantity d = a^3/(cb^2)?
65. ### Physics

(Vectors) If |A x B| = 6.45AB, what is the angle between A and B?
66. ### physics

The number of significant figures in 0.00150 is ....
67. ### physics

A bike accelerates from 0.0 m/s to 4.1 m/s in 6 s. What distance does it travel? thanks for the help
68. ### physics

A bike accelerates from 0.0 m/s to 4.1 m/s in 6 s. What distance does it travel? thanks for the help
69. ### Physics

Determine the percent uncertainty in È, and in sin È, when (a) È = 15.0° + 5°, (b) È = 75.0° + 5°
70. ### Physics

What is the period of the minute hand of a clock?
71. ### physics

How do we tell if an object is in free fall?
72. ### Physics

What is the period of the minute hand of a clock?
73. ### Physics

Show that the pressure P of a gas can be written as: P= 1/3* p* v^2
74. ### Physics

How many m3 are there in 3.0475x10^5 cL, expressed to 3 significant figures?
75. ### physics

What is the average density of the earth? M = 5.97 x 10^24 kg , R = 6370 km
76. ### physics

5 mL of a liquid have a mass of 1 og what is the density
77. ### physics

what distance does the electromagnetic radiation travel in 50.0 (nu)s?
78. ### physics

E^2/(e^(E/T)-1)Evaluate dn/dE at fixed T and enter it below.
79. ### physics

What is the wavelength of a proton traveling at a speed of 6.87 km/s
80. ### physics

A bicycle accelerates from 0.0 m/s to 18 m/s in 4.4 s. What distance does it travel?
81. ### physics

A 2.22 kg book is dropped from a height of +3.2 m. What is its acceleration? can you help?
82. ### physics

What length pendulum will produce a period of 1.0s?
83. ### PHYSICS

how do i find the magnitude of components of vectors????
84. ### physics

Find the length of a pendulum that has a frequency of 0.80 Hz?
85. ### Physics

A 60kg parachutist has a PE=70,000J. What is his height?
86. ### physics

A 0.29 \mu F and a 0.70 \mu F capacitor are connected in series to a 15 V battery.
87. ### Physics

I need help solving for q. Here is the formula. F=(k*q*2q)/r^2
88. ### physics

I have a capacitance of 5.75e-10 What is it in Farads?
89. ### Physics

What factors affect the period of a pendulum?
90. ### PHYSICS

which has more inertia, a mouse or elephant?
91. ### PHYSICS

what is the different between a scalar and vector?
92. ### physics

what is the weight of a 6 kg object on the surface of Mars
93. ### physics

how could i find the mass of a liter of alcohol
94. ### Physics

How many significant digits in the number 500.
95. ### Physics

1. What do we mean when we say that the motion is relative?
96. ### physics

a pilot has to go 35 km east then 50 km due north
97. ### physics

what is the relation between resultant and equilibrant?
98. ### physics

What is the linear speed of a point at a latitude of 18.0 N?
99. ### physics

Calculate pressure if force is 5N in an area of 1m.sq.
100. ### physics

if density 0.705 calculate the force