6th grade Semester 1 final exam

Front

What is the atomic number of chlorine?

Back

17 (The atomic number represents the number of protons in an atom.)

Front

What does Newton's 3rd Law state?

Back

For every action, there is an equal and opposite reaction.

Front

What happens when a bat hits a baseball according to Newton's 3rd Law?

Back

The baseball will hit the bat with an equal and opposite force.

Front

What is the atomic number of beryllium?

Back

4 (The atomic number indicates the number of protons in an atom.)

Front

Which atom has one proton?

Back

Hydrogen (It is the simplest atom with an atomic number of 1.)

Front

What is a proton?

Back

A positively charged particle found in the nucleus of an atom.

Front

What is the relationship between protons and atomic number?

Back

The atomic number of an element is equal to the number of protons in its nucleus.

Front

What is an example of Newton's 3rd Law in everyday life?

Back

When you jump off a small boat, the boat moves backward.

Front

What is the significance of the atomic number in the periodic table?

Back

It determines the position of an element in the periodic table and its chemical properties.

Front

How many protons does a carbon atom have?

Back

6 (Carbon's atomic number is 6.)