The strength of the force of gravity depends ona. the masses of the objects and their speeds.
b. the masses of the objects and the distance between them.
c. the weight of the objects and their speeds.
d. the masses of the objects and their weights.

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this

Did the vinegar diffuse all the way to the center of any of the cubes? if so, which ones? what does this tell you about surface area-to-volume ratio and the diffusion rate?