Ques: Q: Elements are pure substances that make up what? Choices: - some matter - Objects - Solids - all matter A:
Ans: all matter

Ques: Q: What structures of the cardiovascular system help regulate body processes by either constricting or dilating? Choices: - muscles - cartilage - capillaries - blood vessels A:
Ans: blood vessels

Ques: Q: Which procedure helps modern nuclear physics convert lead into gold? Choices: - nuclear fission - matter fusion - evaporation - nuclear bombardment A:
Ans: nuclear bombardment

Ques: Q: Geiger counters can be used to detect what, in general? Choices: - seismic load - convection - evaporation - radiation A:
Ans:
radiation