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Physics

Trevin

If an object has a larger potential energy than kinetic energy

A) The speed of the object will increase.

B) The speed of the object will not change.

C) The speed of the object will decrease.

D) It is not possible to predict what the speed will be; it depends on the situation.

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Physics

Sonny Acevedo

Which part of the ear sends a message to the brain that is recognized as sound?

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Physics

Azaria

Density of gold in SI unit

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Physics

Sky

What is the magnetic field at the center of the coil? express your answer to two significant figures and include appropriate units?

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Physics

Mylee Gates

Find the conductivity of a conduit with a cross-sectional area of 0.60 cm2 and a length of 15 cm, given that its conductance G is 0.050 ohm-1.

.13 ohm - 1cm - 1

.030 ohm - 1cm - 1

1.3 ohm - 1cm - 1

13 ohm - 1cm - 1

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Physics

Jaylon Chan

A circuit featuring multiple paths through which current can flow is best classified into which category?

A. a series circuit

B. an open circuit

C. a parallel circuit

D. a short circuit

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Physics

Jack Gardner

The material that is most difficult to recycle is

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Physics

Sarahi Gilmore

1. Which part of an atom has a negative electric charge? A. Protons B. Electrons C. Neutrons D. Both protons and neutrons

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Physics

Konnor Cobb

What a graph shaped like the one below most likely represents the relationship between volume and

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Physics

Shayla Kaufman

What is the magnetic force (in newtons) on a particle traveling in a 1.5 T magnetic field if q = 7.5 microcoulombs and v = 1.75 * 106 m/s at a 45° angle to the magnetic field? Answer with three signficant digits.

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Physics

Janiya Savage

A car traveling on a straight road at 15.0 meters

per second accelerates uniformly to a speed of

21.0 meters per second in 12.0 seconds. The

total distance traveled by the car in this

12.0-second time interval is

(1) 36.0 m (3) 216 m

(2) 180. m (4) 252 m

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Physics

Erik Wong

A roller coaster with a potential energy of 235,200 J sits at the top of a 30 m high hill. What is the mass of the roller coaster? (Formula: PE = mgh)

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Physics

Braelyn Salas

This is when minerals break on specific planes.

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Physics

Aliza Key

2. A plane flies at 200 m/s for 20 sec ... How far is that?

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Physics

Neil Pace

How do you calculate net force when the forces are in opposite direction?

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