Which word means "to do something happily"?

If something is "constantly moving around," which vocabulary word describes it?

A person who is certain or sure of themselves is described as:

What does "originated" mean?

Which word means "to greatly change something"?

If something "went down or decreased," which word would you use?

What does "forged" mean?

Which word would best describe a new invention that changed the way people live?

If a light is not steady and keeps going on and off, it is said to:

Which word would you use to describe water moving around in a fountain?

If a person feels sure about their answers on a test, they are:

If a tradition started in a certain country, it:

When a material is shaped by heat and pressure, it is:

If the number of students in a class goes down, it has:

Which word would you use to describe someone who does their homework happily?

If a new technology changes the way people communicate, it has:

If a rumor is spreading quickly among students, it is:

If a metal tool is made by heating and hammering, it is:

If a new idea started in your classroom, it: