Q: Q: What device uses electromagnetic induction to change the voltage of electric current? Choices: - electric combustion - electric conductor - convection device - electric transformer A:
A: electric transformer

Q: Q: Quantum mechanics involves the study of material at what level? Choices: - cellular - chemical - physical - atomic A:
A: atomic

Q: Q: What electrical force is responsible for fission? Choices: - momentum - velocity - friction - repulsion A:
A: repulsion

Q: Q: What type of energy travels in waves across space as well as through matter? Choices: - kinetic energy - mechanical radiation - thermal energy - electromagnetic radiation A:
A: electromagnetic radiation