is a deposit of fatty or fibrous material in a blood vessel wall.
1. Cholesterol
2. Plaque
3. Heart attack
4. Stroke

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?

Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?