Q: Q: What is the theory scientists use to explain the matter in the universe and how it's held together? A:

OPTIONS:
- specific model
- original model
- organic model
- standard model

A: standard model

input: OPTIONS:
- brain
- liver
- lung
- heart Now, answer this question: Q: In the cardiovascular system, where is the ultimate destination of the oxygen-poor blood? A:
A:
output: heart

Q: What is the resistance of a liquid to flow called? A:

OPTIONS:
- turbulence
- permeability
- elasticity
- viscosity

Answer: viscosity

Problem: OPTIONS:
- intermittently
- slowly
- counterclockwise
- in concentric circles
Q: Q: How does the magnetic field produced by a current in a wire move? A:
Answer: in concentric circles

Problem:OPTIONS:
- atoms
- molecular bonds
- electrical charge
- terms of moles

Q: Balanced chemical reactions are balanced in what? A:
****
A: terms of moles

Problem:OPTIONS:
- calculators
- patterns
- microscopes
- computers

Q: What technology do scientists use to create models? A:
****
A:
computers