Which change to the system would cause the freely-moving piston to lower? A) Apply heat to the gas particles. B) Reduce the atmospheric pressure. C) Place the system in an ice bath. D) Add more gas molecules to the system.

A scientist is mapping the sea floor. Which branch of Earth science is the scientist practicing? astronomy biology meteorology oceanography

Does anyone know methods that scientists use to determine if a change was physical or chemical?

What is the most likely effect a decrease of plant life in the biosphere would have on the atmosphere? a. A decrease in plant life would have no effect on the atmosphere. b.

How do fungi benefit from being able to reproduce both asexually and sexually?

Do you think red blood cells can reproduce themselves? Why or why not?

People with one sickle cell allele are not likely to get malaria. what is this an example of? artificial selection natural selection gene flow genetic drift

How do hydrophobic signalling molecules travel around the body?

Drinking alcoholic beverages causes an increase in urine output. This most likely occurs because alcohol: inhibits ADH release stimulates ADH release inhibits TSH release stimulates TSH release

At what temperature does this enzyme works best

A solar flare is observed on Earth A) immediately. B) approximately eight years after it happens on the Sun. C) approximately eight hours after it happens on the Sun. D) approximately eight minutes after it happens on the Sun.