Ababy cow has a mass of 100 kg and chases its mother at a speed of 0.5
m/s. what is the magnitude of its momentum?
o a. 200 kg-m/s
o b. 12.5 kg-m/s
o c. 50 kg-m/s
o d. 490 kg-m/s
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25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

What effect does plate tectonics have an organic evolution

All living organisms are composed of a. only one cell. b. at least 100 cells. c. at least three cells. d. one or more cells.