Acids
Chemical Reactions
Base
Physical Reactions
Elements
100

Is orange juice an acid or a base?

What is an Acid?

100

This chemical reaction takes place when carbon dioxide and water react to form food and oxygen.

What is Photosynthesis?

100

What are properties of a base?

What is a slippery feeling, conducting electricity, and bitter taste? 

100

What type of physical reaction occurs at 0 degrees celsius or 273K? 

What is melting of ice? 

100

This element makes up 65% of your body and regulates temperature. 

What is Oxygen?

200

What acid helps break down food in your stomach?

What is Hydrochloric Acid?  

200

What key ingredient in cake makes it rise as it is baking and results in a chemical reaction?

What is Baking Powder/Soda?

200

This base helps cake rise while baking and contains sodium hydrogen carbonate. 

What is Baking Soda?

200

This physical change happens at a temperature of 212 degrees fahrenheit. 

What is boiling point? 

200

What element causes sunscreen to protect you from UV rays?

What is Zinc Oxide?

300

What type of acid is found in oranges and other sour tasting fruit?

What is Ascorbic Acid?

300

What type of chemical reaction is exothermic and usually happens when hydrocarbon and oxygen react?

What is Combustion?

300

What base is used while washing white clothes and removing stains?

What is Bleach?

300

When a glass of cold water is left out and small water droplets form on the outside of the cup, what type of physical reaction occurs?

What is condensation? 

300

What element is used as the main fuel for NASA’s shuttles?

What is Hydrogen?

400

Nitric acid can be found in what type of gardening products?

What is fertilizer? 

400

What type of chemical reaction is the burning of wood?

What is Combustion?

400

Alkali and alkali earth metals are considered this. 

What is a base? 

400

When dry ice breaks down and turns into carbon dioxide gas it is considered what kind of physical change? 

What is sublimation?

400

This element is often times added to our drinking water and also used to clean our mouths. 

What is Fluorine?

500

What is the acid in onions that makes you cry while cutting them?

What is Amino Acid Sulfoxide?

500

When fermentation occurs to milk it goes sour. What does the sour milk produce that makes it a chemical change? 

What is Lactic Acid? 

500

Calcium hypochlorite is a base that is found in what everyday cleanser? 

What is hand sanitizer?

500

Lots of perishable items go through the process of freezing and reducing the pressure around the item which causes what type of physical reaction? 

What is freeze drying? 

500

What light weight element is used on airplanes and also sports equipment such as baseball bats? 

What is Scandium?