Ques: With higher levels of dissolved carbon dioxide in ocean water, the water becomes more acidic.  Bob is testing samples of ocean water from different places. The sample of water from off India's coast has less dissolved carbon dioxide, than the sample of water from off the United States' coast. Therefore, the water from India's or United States' coast is more acidic?
Ans: United States'

Ques: Longer length resistors will offer more resistance than shorter resistors.  Ed is adding a resistor to a circuit. If he needs it to have more resistance, he should add a resistor that is shorter. or longer?
Ans: longer

Ques: Objects that are closer together have a stronger force of gravity between them.  As two asteroids drift closer together, does the gravitational force they exert on each other increase or decrease??
Ans: increase

Ques: We need to reduce our electricity consumption in order to reduce pollution.  Suppose Jim decides to use less electricity in his day to day activities. What can he expect will happen to the amount of pollution he is responsible for creating it will increase or it will decrease?
Ans:
it will decrease