Match the following rocks with the correct type.

1. obsidian A) intrusive igneous

2. granite B) extrusive igneous

3. conglomerate C) clastic sedimentary

4. evaporite D) organic sedimentary

5. coal E) chemical sedimentary

6. marble F) metamorphic

Evide A. r B. S C. D. To 2. Dr. Yuri Eker is studying a severe form of cancer. He injects a laboratory ani:nal that has the cancer with a new drug. Seven days later, the animal is free of the cancer. Which of the following steps should Dr.

In this case, lithium would be classified as a (n) A) atom. B) compound. C) ion. D) molecule.

Solar energy advantages and disadvantages

What would be the horizontal component of a vector of magnitude 25 inclined at an angle of 30° from horizontal? 0 12.5 21.65 30

You push down on the car to provide more friction for the tires allowing the cars tires to propel it forward 5 meters. How much work do you do?

What are the two factors that influence the composition of beach material

Which of the following indicates that a ChemicL change has taken place? (A) a change from liquid to a gas (B) an increase in the volume of a substance (C) a change in the color of a substance (D) a change from a solid to a liquid A precipitate is a

Which of these circuit schematics has an ammeter?

What is the meaning of the word corrosion?

Which change occurs when an atom undergoes alpha decay?