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Maxwell Miles
Physics
If a car goes along a straight road heading east and speeds up from 45 ft/s to 60. ft/s in 5 sec, calculate the
acceleration
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Jean Fitzgerald
Physics
To generate higher profit margins, producers must work to increase their total supply. increase their total expenses. decrease their customer base. decrease their production costs
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Beau Mendez
Physics
Solar energy isn't usually used as the only power source for a reason because what
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Redbull
Physics
What particle can be stopped by skin
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Leonidas Brady
Physics
What was significant about the atomic theory that democrituis proposed?
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Cedric
Physics
What is the mechanical advantage of a pulley?
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Guest
Physics
What kind of movement does the heat within the core and mantle directly generate?
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Trevin Hays
Physics
Explain why Newton's first law of motion can be difficult to observe in moving objects?
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Bradyn Phelps
Physics
No force is necessary to
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Alexus Cook
Physics
A boat has a mass of 4040 kg. Its engines generate a drive force of 4660 N due west, while the wind exerts a force of 880 N due east and the water exerts a resistive force of 1400 N due east. Take west to be the positive direction. What is the boat's acceleration, with correct sign?
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Matteo Baxter
Physics
Define the word projectile
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Melanie Wagner
Physics
Which is not a property of an electromagnetic wave?
O It is made of magnetic fields
It travels at the speed of light
O It is made of electrical fields
It carries energy only through matter
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Guest
Physics
Explain why your weight would be less in the moon than on earth even though your mass would not change. Use the law of universal gravitation in your explanation.
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Kaila Davies
Physics
ions are atoms or groups of atoms that have a positive or negative charge. which of the following statements is true of ions?
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Jazlyn Wolf
Physics
1. According to the nebular theory, the solar system formed from?
A. accretion of protoplanets.
B. a large, thin cloud of dust and gas.
C. colliding planetesimals.
D. all of the above
2. Which of the following statements explains why the terrestrial planets are small and rocky instead of large and less dense like the gas giants?
A. The inner planets were exposed to much higher temperatures.
B. Ice-forming compounds vaporize at high temperatures.
C. Rock-forming materials can condense at high temperatures.
D. all of the above
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