| A | B |
| displace | take the place of something; replace |
| formulate | plan something; devise; come up with |
| heredity | traits passed along biologically |
| hypothesize | an explanation to investigate; conjecture |
| inquiry | request for info; investigation |
| nuclear | energy from atoms; related to nucleus |
| specify | to state clearly; state exactly |
| theory | assumption/idea based on knowledge |
| trajectory | path of a moving body |
| verify | prove something is true; confirm |