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Physics

Gracelyn

A 1 kg apple sits on a table. What is the normal force of the table acting on the apple?

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Physics

Aleena Kennedy

A bullet is fired upwards with the initial velocity of 250m/s. determine the time taken to reach the maximum height

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Physics

Cookie Dough

List 3 cases in which potential energy becomes kinetic energy and three cases in which kinetic energy becomes potential energy.

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Physics

Guest

Which of the following will cause an induced current in a coil of wire?

the constant field of the earth passing through the coil

a magnet resting near the coil

a magnet being moved into or out of the coil

a wire carrying a constant current near the coil

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Physics

Amirah Miranda

When determining a region's climate, the two main variables considered are the average what? (They don't have the subject "Science" here.)

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Physics

Kyle Rosario

What percentage of railroad crossing crashes result from a vehicle driving into the side of a train?

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Physics

Marisol Key

A car tire has a volume of 0.0150 cubic meters on a cold day at a temperature of 5.0 °C and atmospheric pressure of 1.02 atm. The gauge pressure is measured to 1.70 atm. After the car is driven the air temperature has risen to 45.0 °C and the volume has increased to 0.0159 cubic meters. What is the new guage pressure?

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Physics

Mohamed Gould

A car starts from rest and travels for 7.0 seconds with auniform

acceleration of + 2.5 m/s^2. The driver then applies thebrakes,

causing a uniform acceleration of - 3.0 m/s^2. If the brakesare

applied for 2.0 seconds, how fast is the car going at the endof the

braking period, and how far has it gone?

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Physics

Jessie Walls

How many orbitals in an atom could have these sets of quantum numbers?

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Physics

Miguel Figueroa

A personal computer uses a number of chips mounted on a circuit board called?

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Physics

Gilberto Ho

If all organisms have DNA (same 'stuff') how come all organisms look different?

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Physics

Bryanna Villa

How much voltage can be stored in a thundercloud?

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Physics

Grady Pena

What is work done in physics and how can it be calculated

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Physics

Mauricio Hayes

What is first and second conditions of equilibrium?

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Physics

Dominique Randolph

g 3. Doppler Shift (easy). As you sit out on the grass enjoying a sunny day, someone else in the park is flying a very annoying drone that is emitting sound at 600 Hz. The drone flies over head with a velocity of 30 m/s. What frequency do you hear as the drone approaches? What frequency do you hear after it has passed and is moving away from you?

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