Please help! Fission reactions can get out of control without what taking place?
A.
chain reaction
B.
critical mass
C.
neutron heating
D.
neutron moderation
E.
subcritical mass

What is the relationship of air masses and the temperature of oceans?

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.

The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?