Podcast Beta
Questions and Answers
What is the process of breaking down food in our bodies to release nutrients?
Which of the following is the primary factor that affects the pressure of a gas?
What is the difference between evaporation and boiling?
What causes a balloon to inflate when heated?
Signup and view all the answers
What is the result of evaporation on a liquid?
Signup and view all the answers
What is the process of dough rising due to a chemical reaction between yeast and other ingredients?
Signup and view all the answers
What is the main reason for thermal expansion in substances?
Signup and view all the answers
What happens to the metal ball in the experiment when it is heated?
Signup and view all the answers
What is NOT a factor that affects evaporation?
Signup and view all the answers
What happens to the metal ball in the experiment when it cools down?
Signup and view all the answers
What is the result of thermal expansion in a solid?
Signup and view all the answers
What is the term for the process of changing from a liquid to a gas?
Signup and view all the answers
What type of change occurs when wood is burned to produce ash and smoke?
Signup and view all the answers
What is the term for the temperature at which a substance changes from liquid to gas?
Signup and view all the answers
What is the process called when a substance reacts with oxygen, often leading to rust or tarnish?
Signup and view all the answers
What is the term for the process of changing from a gas to a liquid?
Signup and view all the answers
What type of change occurs when iron reacts with oxygen to form iron oxide (rust)?
Signup and view all the answers