Plz help! Which of the following is an advantage of nuclear energy?

Group of answer choices

It does not produce solid waste.

It is not cost-efficient.

It poses no safety risks.

Which of the following accurately describes the use of fossil fuels for energy?

Standard 3a

Group of answer choices

At the present rate, we will run out of fossil fuels in about 250 years.

Burning fossil fuels releases large amounts of carbon

Name the type of chemical that speeds up digestion

Which statements correspond to cellular respiration? co2 diffuses passively into the cell. co2 diffuses passively out of the cell. co2 must be pumped out of the cell. o2 diffuses passively when produced inside the cell. o2 diffuses passively when converted to co2. o2 is pumped in and forces co2 out.

Which of the following describes a negative feedback loop? when the heart rate is too high, the body sends hormones that continually increase the heart rate higher. when a pregnant woman is in labor, the body sends hormones that increase the intensity of contractions, which then increases the secretion of the same hormones. when blood sugar is too low, the body sends hormones that raise blood sugar until it reaches a typical level and hormone secretion slows. when a person is jogging, the body sends hormones that continually decrease the rate of oxygen supply to the legs.