All of the Continents Were Once Combined into a Single

question 36

Multiple Choice

All of the continents were once combined into a single supercontinent called ________________.

• A)Laurasia
• B)Gondwanaland
• C)Tethys
• D)Panthalassa
• E)Pangaea

---

Definitions:

KBr

Potassium bromide, a chemical compound consisting of potassium (K) and bromine (Br), used mainly in photography and in medication.

AgBr

Silver bromide, a chemical compound used in photographic films and papers.

Lead(II) Nitrate

A white to colorless crystalline chemical compound used in making other lead compounds and some pyrotechnics.

Sodium Chloride

A white crystalline compound known as table salt, widely used in food seasoning and preservation; its chemical formula is NaCl.