SC Physical Science: Standard 1 and 2

Front

The rows on the Periodic Table of Elements are called _____________.

Back

periods

Front

A testable explanation to a problem that has not yet been tested is called a _____________.

Back

hypothesis

Front

What is a factor that changes because of what the experimenter does?

Back

Dependent Variable

Front

What do elements in the same group or family have in common?

Back

similar chemical characteristics

Front

What is the element for Hg?

Back

Mercury

Front

The vertical columns on the Periodic Table of Elements are called _____________.

Back

groups

Front

The smallest unit of an element that retains the properties of that element is called a _____________.

Back

atom

Front

What is the charge of a proton?

Back

positive

Front

What is the charge of an electron?

Back

negative

Front

What is the charge of a neutron?

Back

neutral