Mid-term Exam Part 1

Front

Energy cannot be created or destroyed. True or False?

Back

True

Front

Most elements in the Periodic Table are: Metals, Nonmetals, or Metalloids?

Back

Metals

Front

Which type of elements are found on the left side of the staircase (zigzag line)? Nonmetal, Metalloid, Metal, or Noble Gas?

Back

Metal

Front

A force is a __________ or __________ acting on an object.

Back

push, pull

Front

How would you write 5 molecules of water?

Back

5H₂O

Front

What is the definition of a metal?

Back

A metal is a good conductor of heat and electricity, typically shiny and malleable.

Front

What is the definition of a nonmetal?

Back

A nonmetal is an element that is usually a poor conductor of heat and electricity.

Front

What is a metalloid?

Back

A metalloid is an element that has properties of both metals and nonmetals.

Front

What is the law of conservation of energy?

Back

Energy cannot be created or destroyed, only transformed from one form to another.

Front

What is a chemical formula?

Back

A chemical formula is a way of expressing information about the proportions of atoms that constitute a particular chemical compound.