Rust forming on iron is an indication of which of the following?
a. atoms are being des...
Physics, 31.01.2020 17:59 JayHtx9529
Rust forming on iron is an indication of which of the following?
a. atoms are being destroyed
b. a gas is forming
c. a chemical change is occurring
d. matter is being created
Answers: 1
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Acar travels along a highway with a velocity of 24 m/s, west. the car exits the highway; and 4.0 s later, its instantaneous velocity is 16 m/s, 45° north of west. what is the magnitude of the average acceleration of the car during the four-second interval?
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Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?
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Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?
Answers: 1
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You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.
Answers: 2
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