Question: Q: What is the weighted average of the masses of all isotopes of an element called? A:
OPTIONS:
- cell mass
- light mass
- weight mass
- atomic mass
Answer: atomic mass

input with options: Q: Electric current is measured in coulombs per second, also called what? A:
OPTIONS:
- voltages
- joules
- watts
- amperes
output: amperes

Q: Q: What do nearly all animals have in common with regards to digestion? A:

OPTIONS:
- external digestion of food
- complete digestion of food
- problematic digestion of food
- internal digestion of food

A: internal digestion of food

input: OPTIONS:
- object energy
- initial speed
- inertia
- object ' s velocity Now, answer this question: Q: Momentum is a vector quantity that has the same direction as what? A:
A:
output: object ' s velocity

Q: The longest period of daylight hours occurs at the beginning of what season? A:

OPTIONS:
- winter
- autumn
- spring
- summer

Answer: summer

Q: Q: The fast motion of gas particles gives them a relatively large amount of what energy? A:

OPTIONS:
- residual energy
- Potential energy
- Chemical energy
- kinetic energy

A:
kinetic energy