A researcher wants to investigate the impact of salt water on the growth of plants. Which of the following would be the best hypothesis for this experiment? Plants need water to grow, and they should also be exposed to sunlight. Plants need water to grow, and they should also be exposed to sunlight. I think salt water will help plants grow taller. I think salt water will help plants grow taller. If salt water is used to water plants, then the plants will not grow as tall as those watered with tap water. If salt water is used to water plants, then the plants will not grow as tall as those watered with tap water. I will add salt water to plants and observe how they grow. I will add salt water to plants and observe how they grow.
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Physics, 22.06.2019 19:30
The ability to make things happen is also called a. heat b. force c. matter d. energy
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What are the dimensions of the cross section that passes through the points a, f, g, and d?
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Suppose a force of 60 n is required to stretch and hold a spring 0.1 m from its equilibrium position. a. assuming the spring obeys hooke's law, find the spring constant k. b. how much work is required to compress the spring 0.5 m from its equilibrium position? c. how much work is required to stretch the spring 0.6 m from its equilibrium position? d. how much additional work is required to stretch the spring 0.1 m if it has already been stretched 0.1 m from its equilibrium? a. kequals 600
Answers: 2
A researcher wants to investigate the impact of salt water on the growth of plants. Which of the fol...
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