Ace

Which of the following diagrams is a model of particle motion in a liquid?

• A

• B

• C

Tags

NGSS.MS-PS1-4

Dew Point is the

• temperature air cools down to reach condensation (or turn into a liquid)

• temperature where ice melts to liquid water

• temperature where ice turns directly into water vapor

• time of day when dew on the ground disappears

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-5

Which will hold more water, warm air or cold air?

• Warm Air

• Cold AIr

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What is the chemical formula for acetic acid?

Tags

NGSS.MS-PS1-1

Which of the following is a characteristic of an acid?

• Bitter taste

• Slippery feel

• Turns blue litmus red

• Turns red litmus blue

What is the pH range of an acidic solution?

• 0 to 7

• 7 to 14

• 7

• 14

Which of the following is an example of a strong acid?

• Acetic acid

• Hydrochloric acid

• Citric acid

• Carbonic acid

In a titration experiment, what is the purpose of the indicator?

• To neutralize the acid

• To change the color at the endpoint

• To increase the reaction rate

• To act as a catalyst

What is the main component of vinegar?

• Acetic acid

• Citric acid

• Lactic acid

• Sulfuric acid

Which of the following acids is commonly found in citrus fruits?

• Acetic acid

• Citric acid

• Lactic acid

• Sulfuric acid