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Gabriel Davila
Physics
In cloud formation, water vapor turns into water droplets which get bigger and bigger until it rains.
This will cause the temperature of the air in the clouds to:
a. get warmer. b. get cooler. c. will not affect the temperature of the air in the clouds. d. There is no air in clouds.
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Jermaine Dyer
Physics
Find the work done by a 25N force applied for 6 meters
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Alayna Scott
Physics
The buildup of charges on an object is called
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Spencer Shaffer
Physics
Which of the following statements is true?
The freezing and boiling temperatures of a substance are the same.
The freezing and condensation temperatures of a substance are the same.
The freezing and melting temperatures of a substance are the same.
The freezing, melting, and boiling temperatures of a substance are the same.
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Jasiah Garner
Physics
What's bigger 32A or 32B
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Felipe Garza
Physics
Two charged objects have a repulsive force of. 080 N. if the charge of both of the objects is doubled, then what is the new force?
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Arthur Cole
Physics
A hiker leaves her camp and walks 3.5 km in a direction of 55° south of west to the lake. after a short rest at the lake, she hikes 2.7 km in a direction of 16° east of south to the scenic overlook. what is the magnitude of the hiker's resultant displacement? round your answer to the nearest tenth
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Elisa Rasmussen
Physics
A star has a mass of 1.36 x 1030 kg and is moving in a circular orbit about the center of its galaxy. the radius of the orbit is 2.1 x 104 light-years (1 light-year = 9.5 x 1015 m), and the angular speed of the star is 1.1 x 10-15 rad/s. (a) determine the tangential speed of the star. (b) what is the magnitude of the net force that acts on the star to keep it moving around the center of the galaxy?
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Popeye
Physics
Floating in deep space, you find yourself at rest next to a small asteroid. You reach out and tap the asteroid with a hammer. What happens to you in this process?
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Toby Craig
Physics
You walk forward at 1.5 m/s for 8s. Your friend decides to walk faster and starts out at 2.0 m/s for the first 4 s. Then she slows down and walks forward at 1.0 m/s for the next 4s. Make a distance-time graph of your motion and your friend's motion. Who walked farther?
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Krystal Kelly
Physics
If the coolant in a refrigerator was not compressed back into a liquid after it flowed through the refrigerator what would happen
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Amber Wall
Physics
A electric model train travels at 0.339 m/s around a circular track of radius 1.75 m. How many revolutions does it perform per second, i. e, what is the motion's frequency?
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Fisher Holden
Physics
Which characteristic best describes how nuclear decay differs from nuclear fission?
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Conor Juarez
Physics
A person walks up a stalled escalator in 25 s. When standing on the same escalator, now moving, she is carried up in 16 s. How much time in seconds would it take her to walk up the moving escalator?
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Patience Tran
Physics
Is the following sentence true or false? Two atoms of the same element can have different numbers of protons.
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