Chemistry, 17.09.2021 16:30 StrawberryCake24
A group of students wants to study the forces acting on a falling object. One of the students drops a tennis ball from rest at a second story balcony. As the tennis ball falls through the air, the air resistance acting on the ball is not zero. The students draw vectors to represent the forces acting on the ball while it is falling and speeding up. Which of the following vector representations best describes the forces acting on the falling ball and the net force on the ball?
Answers: 2
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Using complete sentences, explain how to predict the products and balance the reaction between sulfuric acid and potassium hydroxide.
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Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils
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When a nucleus absorbs a neutron and then breaks apart, there are many products of the reaction. what is not a product of a nuclear fission reaction
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A group of students wants to study the forces acting on a falling object. One of the students drops...
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