Q: What are the two types of charges? A:

OPTIONS:
- ions and neutrons
- energy and mass
- volume and acceleration
- positive and negative

Answer: positive and negative

Problem: OPTIONS:
- isotopes
- noble gases
- metalloids
- chemical compounds
Q: Q: Minerals that are not pure elements are made of what? A:
Answer: chemical compounds

Problem:OPTIONS:
- pH scale
- reactor
- litmus test
- an acid-base indicator

Q: A substance that displays different colors when in the presence of an acid or a base is called what? A:
****
A: an acid-base indicator

Q: The temperature of the products is typically lower than the temperature of the reactants in what type of reaction? A:
OPTIONS:
- autotrophic
- exothermic
- parabolic
- endothermic
endothermic

Q: If force is applied further away from a pivot point, than what kind of acceleration will be greater? A:
OPTIONS:
- circular
- rectangular
- parameters
- angular

Answer: angular

input with options: Q: Which body system releases hormones that act on target cells to regulate development, growth, energy metabolism, reproduction, and many behaviors? A:
OPTIONS:
- pituitary
- lymphatic
- exocrine system
- endocrine system
output:
endocrine system