Biology, 23.01.2020 03:31, umimgoingtofail
Three metal spheres are placed next to each other as shown in the picture. a has two times the mass of b. c has one-third the mass of a. the distance between a and c is half that between a and b. given these conditions, which statement is true? a) the gravitational force between a and b is one-third that between a and c. b) the gravitational force between a and b is two-thirds that between a and c. c) the gravitational force between a and b is three-eighths that between a and c. d) the gravitational force between a and b is four- sevenths that between a and c.
Answers: 3
Biology, 21.06.2019 13:30, Megcuttie101
The energy of blowing wind can be harnessed to create electricity. why is wind considered a renewable energy source? a) wind does not cause destruction of the environment. b) wind turns the blades of a windmill that creates electricity. c) wind provides only a very small amount of electricity to the united states. d) wind comes from atmospheric conditions that are available indefinitely.
Answers: 2
Biology, 21.06.2019 20:00, justin20080
Which group is noted for the independence of gametophyte and sporophyte generations from each other? a) ferns b) mosses, hornworts, and liverworts c) charophytes d) angiosperms e) gymnosperms
Answers: 1
Biology, 22.06.2019 10:00, vadrian4056
Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.
Answers: 1
Three metal spheres are placed next to each other as shown in the picture. a has two times the mass...
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