Q: What is the most commonly used source of energy in the world? Choices: - electricity - wind - water - oil A:
oil

(Question)
Q: What kind of equal and opposite forces cancel one another out when they act on the same object? Choices: - solid - exact - combined - balanced A:
(Answer)
balanced

Ques: Q: The rest of the energy stored in glucose is lost as what? Choices: - mass - volume - humidity - heat A:
Ans: heat

(Q).
Q: What determines whether a volcanic eruption will be explosive or not? Choices: - lava temperature - magma velocity - curve of magma - thickness of magma A:
(A).
thickness of magma

Ques:Q: When additional water is added to an aqueous solution, what happens to the concentration of that solution? Choices: - doubles - no change - increases - decreases A:

Ans:decreases

Ques: Q: Momentum is directly related to both mass and? Choices: - mass - intensity - speed - velocity A:
Ans:
velocity