Properties of Water, Acids & Bases, and Biomolecules

pH is 0-6

• acid

• base

• neutral

• polar

pH is 8-14

• acid

• base

• neutral

• polar

pH is 7

• acid

• base

• neutral

• nonpolar

The table below shows the pH of several solutions. Which solution is the base?

• vinegar

• milk

• water

• bleach

Water is attracted to other, different substances, such as water being attracted to glass. This property is known as ___.

• adhesion

• cohesion

• heat capacity

• capillary action

Water is ____ due to the uneven charges of the molecule.

• polar

• acidic

• basic

• negative

Tags

NGSS.MS-PS1-1

Look at the pH scale. Notice the pH of the Soda. Soda is an ____.

• acid

• base

• neutral

• nonpolar molecule

Tags

NGSS.MS-PS1-2

All proteins are made of these smaller building block molecules:

• amino acids

• carbohydrates

• nucleotides

• monosaccharides

Tags

NGSS.HS-LS1-6

What is a function of carbohydrates?

• To provide energy

• The provide the structure in muscles

• Providing insulation

• Storing your genetic information

Tags

NGSS.MS-LS2-3

Which biomolecule is made of nucleotides and includes your DNA? (Hint: they carry genetic information)

• Carbohydrate

• Lipids

• Protein

• Nucleic Acid

Tags

NGSS.MS-LS3-1