Q: What property of food is determined by burning the food and measuring the heat released? Choices: - acidity - nutrients - additives - calories A:
calories

Q: What type of motor is used in most household devices with moving parts? Choices: - cooling motors - vacuum motors - thermal motors - electric motors A:
electric motors

Q: Q: Green cyanobacteria on a lake produce food through what process? Choices: - spermatogenesis - glycolysis - reverse transferase - photosynthesis A:
A: photosynthesis

Question: Q: What do all chemical reactions need to get started? Choices: - expression energy - kinetic energy - potential energy - activation energy A:
Answer: activation energy

*Question*
Q: In artificial passive immunization, which items from an immune animal are injected into a nonimmune animal? Choices: - parasites - platelets - allergies - antibodies A:
**Answer**
antibodies

(Q).
Q: A mixture of a metal with one or more other elements is called? Choices: - a carbon - a hydrogen - a cobalt - an alloy A:
(A).
an alloy