As a lake becomes more acidic, fish are harmed not only by the acidity but also by substances that leach out of the soil into the water. which of these toxic substances is leached when conditions are acidic? a copper b iron c calcium d aluminum

Describe sporulation in bread mold

Which of the following correctly describes the size of the Milky Way galaxy? A. The Milky Way galaxy is smaller than most galaxies. B. The Milky Way galaxy is the largest known galaxy. C. The Milky Way galaxy is larger than most galaxies. D.

Which type of reaction has the general formula of a B + CD to a D + CB

Scientists can study in the field or in the

Write a summary of the pathways rocks can take to become sedimentary, igneous, and metamorphic rocks.

When an accurate experiment is repeated by another scientist, the results A) should be similar to those obtained originally. B) will be identical every time the experiment is repeated. C) should be completely different for a different scientist.

1. Which of the following forms all matter?

True or false Sedimentary rock can be formed from changes in igneous rock, but igneous rock cannot be formed from changes in sedimentary rock.

When a protein is denatured, why does it lose its functionality?

This is a rotating machine that converts the kinetic energy of the wind into mechanical energy. If the mechanical energy is used directly by machinery, such as a grinding stone, the machine is usually called a windmill.