PLAY 5
A student examined an unknown molecule that contained carbon (C), hydrogen (H), oxygen (O), nitrogen (N), and
phosphorus (P). No additional elements were found in the molecule.
Which type of molecule was examined?
A nucleotide
B A quarter-pounder with cheese... hold the tomatoes!
protein
D carbohydrate
Eid

The steps in the formation of extrusive igneous rocks are listed below in an incorrect order: 1. rock melts due to high temperature. 2. rock is buried deep under earth's surface. 3. magma is forced out of earth's surface during volcanic eruption. 4. lava cools and crystallizes to igneous rock. which of these best shows the correct order of steps in the formation of extrusive igneous rocks? 1, 3, 4, 2 2, 1, 3, 4 3, 4, 2, 1 4, 2, 1, 3