What distinguishes a chemical change from a physical change?

As you look under a microscope you see a nucleus with a large density of nucleolus. What inference can you make about that cell?

What mineral is used as a coating for steel?

What are sunspots? A.) storms on Earth's surface B.) storms on the Sun's surface C.) hot gases on the sun D.) holes in the sun

How do you call the price at which the quantity demanded by consumers will equal the quantity supplied by producers? A. demand price B. supply price C. market price

I'm ancient times, plants and animals remains got buried, compressed, and transformed into fossil fuels like coal. Burning of these fossil fuels today will affect which biogeochemical cycle?

If you have damage to the left cerebral hemisphere is most likely to reduce people's ability to

Angiotensin-converting enzyme (ACE) inhibitors and other vasodilators are used in the early treatment of heart failure. They act to a. cause loss of volume b. increase arterial pressure and perfusion c.

Which structure is found in both cartilage and bone

Two types of behavioral adaptations are ... learned and structural learned and innate structural and innate inherited and structural Which is a behavioral adaptation of birds?

Which body system is correctly paired with its function? A) excretory-produces antibodies to fight disease-causing organisms B) digestive-produces hormones for storage and insulation C) circulatory-transports materials for energy release in body