Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?

How did Newton explain why the moon did not fall to earth?

Two friends, Burt and Ernie, are standing at opposite ends of a uniform log that is floating in a lake. The log is 4.0 m long and has mass 290 kg. Burt has mass 25.5 kg and Ernie has mass 26.0 kg.

A geologist finds four layers of sedimentary rock. She determines that no geologic events have shifted the layers. She labels the layers A, B, C, and D from the top to the bottom. Which statement about these layers is accurate?

Select the answer choices that describe where plasmas can be found. (Select all that apply.) in stars in fireworks in lightning in lightbulbs

A British newspaper was interested in whether groups of people who differed in social standing were treated differently when they complained to organizations about poor service they had received.

I throw a 1 kg rock at 5 m/s. How much energy does it have?

The region around a magnet that exerts magnetic force is called an

What happens to chip bags when they are high in the atmosphere?

Doubling the distance between two objects halves the gravitational force between them. true or false

A rocket with a mass of 10,000 kilograms is propelled upward with 8,000,000 joules of kinetic energy. The velocity of the rocket is meters/second. NextReset