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a scientist measured the wavelength of an orange light wave as 0.00000615 meters. A second scientist measured the wavelength of a green light wave as 5.6x10^-7 meters how much longer, in meters, was the

Dpan asked Oct 15, 2024

by Dpan

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A body weighs 10N in air and 8N when immersed completely in a liquid of density 0.86g\cm^ 3.Find the volume of the body (gravity=10m\s^2)

Alex Vayda asked Oct 15, 2024

by Alex Vayda

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4 votes

204k views

How does a stable parcel of air behave when it is vertically displaced or disturbed, according to the given statement? A) It quickly rises to higher altitudes B) It resists vertical displacement and tends

Pedram Marandi asked Oct 15, 2024

by Pedram Marandi

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2 votes

140k views

a projectile is launched vertically upward from groundlevel with an initial velocity of 112 ft/s.find the velocity att

Mrjandro asked Oct 15, 2024

by Mrjandro

8.7k points

1 answer

5 votes

9.3k views

A 170V power source is connected in series with a 1Ω resistor and a 6Ω resistor. What is the power dissipated in the 6Ω resistor?

Chrishan asked Oct 15, 2024

by Chrishan

8.3k points

1 answer

5 votes

49.7k views

How long is a tungsten wire if it has a diameter of 0.119×10−3 m and a resistance of 2530 Ω ? The resistivity of tungsten is 5.62×10−8Ω⋅m.

Michael Shnitzer asked Oct 15, 2024

by Michael Shnitzer

8.6k points

1 answer

1 vote

217k views

The control booth barrier is not intended to intercept which kind of radiation in a diagnostic x-ray room? 1) Alpha radiation 2) Beta radiation 3) Gamma radiation 4) Neutron radiation

Danielly Queiroz asked Oct 15, 2024

by Danielly Queiroz

8.9k points

1 answer

5 votes

57.6k views

The source of a protostar's heat is A) gravitational energy released as the protostar expands. B) nuclear reactions converting helium to carbon and oxygen in its core. C) gravitational energy released

CPlus asked Oct 15, 2024

by CPlus

7.6k points

1 answer

3 votes

69.1k views

The transit method of exoplanet detection measures the dimming of a star when its planet passes in front of it. The kepler mission uses this method. True or False

Mariuss asked Oct 15, 2024

by Mariuss

8.7k points

1 answer

5 votes

36.4k views

What is the maximum current that a 2 W, 80 ohm resistor can safely conduct? A. 0.25 A B. 0.5 A C. 1 A D. 2 A

Kajice asked Oct 15, 2024

by Kajice

7.5k points

1 answer

1 vote

216k views

A plane is traveling at a velocity of 50 m/s. It accelerates at a constant rate of 0.5 m/s² until its velocity reaches 65 m/s. What distance did the plane cover while it was accelerating?

Naresh Chennuri asked Oct 15, 2024

by Naresh Chennuri

8.2k points

1 answer

2 votes

101k views

10. What is the potential energy of a 3 kg ball that is up a hill of height 40 meters?

Soldarnal asked Oct 15, 2024

by Soldarnal

8.0k points

1 answer

2 votes

154k views

Please help me with this question.

Lachlan Ennis asked Oct 15, 2024

by Lachlan Ennis

7.3k points

1 answer

5 votes

171k views

A system absorbs 600J of heat and works equivalent to 300J on its surroundings. The change in internal energy is: a. 300J b. -300J c. 900J d. -900J

Zbateson asked Oct 15, 2024

by Zbateson

8.3k points

1 answer

3 votes

111k views

a 250.0 gram baseball is thrown horizontally to a batter at 38 m/sec. the batter hits the ball and sends a line drive horizontally at -52 m/sec. if the bat delivered a force of -201 newtons, how long were

TyMayn asked Oct 15, 2024

by TyMayn

7.8k points

1 answer

4 votes

93.8k views

Determine the resultant force on the pin at point B when a force of P = 95 N is applied.

Ahmar asked Oct 15, 2024

by Ahmar

8.1k points

1 answer

0 votes

129k views

To a 2-kg sample of wood, 10kcal of heat is added, and its temperature is found to rise from 220C to 440C. What is the specific heat capacity of wood? A. 0.21kCa (l)/(K)goC B. 0.42kCa (l)/(K)goC C. 0.63kCa

Sina Karvandi asked Oct 15, 2024

by Sina Karvandi

8.1k points

1 answer

2 votes

109k views

If pressure does not build up fast enough within the correct amount of time? a) The pressure will build up too quickly. b) The pressure will remain constant. c) The pressure will dissipate. d) The pressure

Keithx asked Oct 15, 2024

by Keithx

8.3k points

1 answer

5 votes

211k views

State 4 characteristics of the "high state" as opposed to the "low state" in a black hole.

ArunKumar M N asked Oct 15, 2024

by ArunKumar M N

7.8k points

1 answer

2 votes

187k views

An engine burns its fuel at 750 C and the exhaust temperature is 350 C. What is the efficiency of the engine?

Ben Schwehn asked Oct 15, 2024

by Ben Schwehn

8.4k points

1 answer

5 votes

24.8k views

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