Physical Science Spring Final

Ammonia has a pH of 12.  Ammonia is __________.

• an acid
• a base
• an element
• a metal

Which of these solutions is an acid?

• Dish Soap: pH of 12
• Tomato Soup: pH of 4
• Baking Soda: pH of 9
• Drain Cleaner: pH of 14

What does the pH scale measure?

• the concentration of acids and bases
• the malleability of a metal
• the temperature of the water in a swimming pool
• the amount of phosphorus in a compound

Reacts with metals

• acid

• base

• both acid and base

Tags

NGSS.MS-PS1-2

Has a pH more than 7

• acid

• base

• both an acid and a base

Tastes bitter

• acid

• base

• both an acid and a base

tastes sour

• acid

• base

• both an acid and a base

Generated between two bodies in contact with each other by resistance to rubbing between them.

• Push or pull

• Tension

• Elasticity

• Friction

It is defined as a push or a pull.

• Elements

• Force

• Friction

• Fracture

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

It is defined as forces that are equal in magnitude.

• Unbalanced Forces

• Forces

• Balanced Forces

• Net force