Which of the following is a nonrenewable energy source that comes from the remains of dead organisms?
a. Gasoline
b. Solar power
c. Geothermal heat
d. Hydroelectricity

Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution