Match each theory of planet formation to its best description.
core accretion
theory
gas and dust sticks to
itself and collapses
gravitational
instability theory
a core of rock and ice
attracts gases

In which part of the body is a ball-and-socket joint found?

The hardy-weinberg principle is that genetic frequencies in a population? will remain stable from generation to generation will always be changing will not be affected by environmental changes are always in a 3: 1 ratio

Which of the following is the sl unit used to measure temperature a. kilogram b. liter c. meter d. kelvin