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Physics

Adriel Waller

You took a running leap off a high diving platform. You were running at 3.1 m/s and hit the water 2.4 seconds later. How high was the platform, and how far from the edge of the platform did you hit the water? Assume your initial velocity is horizontal. Ignore air resistance.

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Physics

Mariah Campbell

How does a boulder change

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Physics

Russell Clarke

Difference between impulse and impulsive force

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Physics

Elaine Camacho

Explain the differences between a physical and chemical change, and give examples of each.

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Physics

Frida Stephens

Water, which we can treat as ideal and incompressible, flows at 12 m/s in a horizontal pipe with a pressure of 3.0 x 10^4 Pa. If the pipe widens to twice its original radius, what is the pressure in the wider section?

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Physics

Lillian Wong

The moon orbits the earth at a distance of about 60 earth radii away. However, its gravitational pull is still large enough to cause the ocean tides on the earth. Based on your knowledge of the force of gravity, which of the following could you infer would increase the size of the earth's ocean waves the most? A. Double the mass of the moon B. Move the moon to only 30 radii away from the Earth C. Double the moon's orbit speed D. Double the spin speed of the moon

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Physics

Johnathon Lawson

What is the change in velocity if the final velocity is 80 mph and the initial velocity is 20 mph? Is the object speeding up or slowing down?

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Physics

Malcolm Kennedy

3 A wave that forms a stationary pattern in

which portions of the wave do not move and

other portions move with a large amplitude

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Physics

Quinn Strickland

A cork is floating in salty water. As more salt is added to the water to increase its density, the cork will

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Physics

Aedan

Which of the following planets has the highest surface temperature as compared to the others? Earth Jupiter Mars Venus

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Physics

Payton Cummings

Steel is made of atoms of iron and carbon. Would iron and carbon form metallic bonds? Explain your answer choice.

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Physics

Jarrett

A sprinter runs 200m west and 100 m east her displacement is

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Physics

Marissa

An ideal gas is at a pressure 1.00 Ã 105 n/m2 and occupies a volume 2.00 m3. if the gas is compressed to a volume 1.00 m3 while the temperature remains constant, what will be the new pressure in the gas?

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Physics

Quintin Stewart

A bicyclist rides with a constant speed of 7 m/s. What is his initial speed?

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Physics

Arthur Giles

Which of these refers to tempo?

a. pace of music or speed of beats per minute

b. a consistent, periodic pulse that is separated into equivalent intervals of time

c. placement of sounds at definite regular time intervals

d. fundamental chord consisting of three tones or pitches

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