The Earth’s core consists mainly of iron; the least dense minerals are found in the crust.

Which of these is not a metamorphic rock?

Identify the structure or cell labeled “4” in the taste bud figure. Word Bank Gustatory receptor cell Gustatory hair Supporting (transitional) cell Basal cell Sensory neuron

3.  What is one cause of arc blow?

Identify the correct taste sensation labeled “3” in the tongue figure. Word Bank Bitter Sour Salt Sweet

What is the difference between brittle and ductile fracture?

Geologic processes can be described by a series of distinct and independent cycles of air, water, and rock that do not work together.

What period is known as the age of fishes?

2.  What is “Lamellar Tearing”?

Identify the ear structure labeled “8” on this ear model picture. Word Bank Auricle External acoustic meatus  Tympanic membrane  Auditory tube  Malleus Incus Stapes Cochlea Vestibule Lateral semicircular canal  Anterior semicircular canal  Posterior semicircular canal Oval Window  Round window Vestibulocochlear nerve (VIII)