How do scrubbers reduce the impact of coal use?
a. scrubbers remove all harmful emissions from smoke before it leaves the plant.
b. scrubbers remove nearly all carbon dioxide from smoke of coal power plants.
c. scrubbers remove sulfur from the smoke of coal power plants.
d. scrubbers remove large particulates from the smoke of coal power plants.

Differences between compact bone and cartilage

When an object is moving away from you while still making a sound, the pitch of the sound is perceived to a. lower b. unchanged c. fluctuating d.higher

1. an enzyme is considered a(n) because it speeds up a chemical reaction without being used up.2. in a catalyzed reaction, a reactant is often called a(n) . an enzyme is specific because the shape of its matches only particular reactants.4. an enzyme speeds up reactions by lowering the . the between an active site and its substrate often strains bonds and the reaction proceed.6. a( , which is often a vitamin, binds to an enzyme and plays a role in catalysis.7. high temperatures or changes in ph can an enzyme, causing it to lose its shape and biological activity.