what/why on earth, one object, generally

being the same or agreeing

the study of what things are made of and how they change

The state of being finished or done.

without any missing parts; whole

a way you feel

to happily accept someone

people watching a performance or event

a piece of cloth with a design that represents a country or group

happened before

the ability to remember something

Something very important and hard to replace.

very big

to let something happen; to say it's okay

very strong or powerful

a book used for teaching a subject in school

A solid material that is often shiny and conducts electricity and heat well.

A police officer who investigates crimes.

finding an answer using numbers

a space or opening in something