Physics, 18.03.2021 17:50 dereklilgoat
A 20-kilogram concrete block is dropped from the top of a tall building near a construction site. The block has fallen a distance of 50 meters and has a speed of 28 meters per second when it hits the ground. Calculate the work done by friction by the block as it fell.
Answers: 2
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Which types of electromagnetic waves have higher frequencies than the waves that make up ultraviolet light? check all that apply. radio waves infrared light microwaves gamma rays visible light x-rays
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Describe cytokinesis in plants and animals. in animals: in plants.
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Physics, 22.06.2019 19:30, cocoabean1981
The ability to make things happen is also called a. heat b. force c. matter d. energy
Answers: 2
A 20-kilogram concrete block is dropped from the top of a tall building near a construction site. Th...
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