Physics » Page 47

Physics

Brian Griffin

The decibel scale measures

A. the loudness of sound

B. the frequency of sound

C. the pitch of sound

D. the wavelength of sound

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Physics

Maren Ingram

Calculate the acceleration of a bus whose speed changes from 6 m/s to 12 m/s over a period of 3 s.

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Physics

Paco

Name three ways to make friction work in your favor

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Physics

Julien Haynes

A car traveling at 54km/hr slows down uniformly to a velocity of 18km/hr when the break were gradually applied. 1. how long does it takes to cover a distance of 50m 2. what is the deceleration?

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Physics

Ashton Snyder

A helicopter flies southeast with a ground speed of 250 km/h. If the wind

speed is 17 km/h southeast, what is the air speed?

A. 249 km/h

B. 251 km/h

C. 233 km/h

D. 267 km/h

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Physics

Jesse Harris

Solve 3.4 = 5.1 (3.7x + 4.7) for x.

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Physics

Marquez

What is the next deal if the data from an investigation do not support the original hypothesis

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Physics

Luciana Moss

Jack drops a stone from rest off of the top of a bridge that is 24.4 m above the ground. After the stone falls 6.6 m, Jill throws a second stone straight down. Both rocks hit the water at the exact same time. What was the initial velocity of Jill's rock? Assume upward is the positive direction and downward is negative. (Indicate the direction with the sign of your answer.)

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Physics

Obie

What is the state of matter that consists of a gas-like mixture of free electrons and nucle of atoms that have been stripped of electrons

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Physics

Aden Blake

What is the process by which engine fuels burn

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Physics

Gianni Pennington

A sound wave travels at 330 m/sec and has a wavelenght of 2meters. calcuate the frequency and period

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Physics

Jefferson Pham

The volume of a gas increases from 18.7 m3 to 25.1 m3 while the pressure changes from 1.82 atm to 1.41 atm. If the initial temperature is 353 K, the final temperature of the gas is K.

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Physics

Braden Avila

How long does it take an electron to complete a circular orbit perpendicular to a 1.4 g magnetic field?

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Physics

Nico Berg

How does the mass of an object affect its inertia?

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Physics

Tyree Sosa

Why does the modern atomic theory today represent the best explanation scientists have to offer?

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