Organs combine to form ...

A cells

B tissues

C organ systems

D organisms

Feature E on the map is composed of glacial till. What type of glacial till is E, and how did it form?

Which is a characteristic of nuclear fusion? produces radioactive waste involves the collision of two nuclei commonly used by humans as an energy source requires very little activation energy

Do you feel that religious, beliefs, race, gender or nationality can affect scientific outcomes and how?

An article about half-lives describes a parent isotope. What is a parent isotope?

The chemical and physical process that change things over time are called

According to the octet rule most elements need_valence electrons.

What is the average speed of particle in a gas at room temperature? Why is temperature an important variable?

An electron is in a region outside the nucleus. An electron a) Is larger than a proton and has no charge b) Has less mass than a proton and has a negative charge c) Is smaller than a proton and has no charge d) Has a positive charge

Under conditions of "feasting", the body favors oxidation/utilization of which source for energy production

2.17 in to 10^23 molecules of Br 2 to moles