Q: One gram of carbohydrates provides how many calories of energy? Choices: - eight - one - two - four A:
four

(Question)
Q: During photosynthesis, what is energy from the sun converted to after entering a plant? Choices: - Carbon - chloride - Proteins - glucose A:
(Answer)
glucose

Ques: Q: Why are goose feathers preferred for stuffing by manufacturers? Choices: - multi layers build up - smoothness - thickness - softness A:
Ans: softness

(Q).
Q: The best thermal conductors are also the best conductors of what, which is also related to the density of free electrons in them? Choices: - light - pollution - sound - electricity A:
(A).
electricity

Ques:Q: The rate at which an unstable isotope decays is measured in a unit known as what? Choices: - full-life - staying-life - half-time - half-life A:

Ans:half-life

Q: What causes lightning during a thunderstorm? Choices: - difference in wind - difference in elevation - difference in temperature - difference in charge A:
difference in charge