Atoms Quiz Review! 8th Grade Physical Science

How is the periodic table organized?

Which of the following CONTRIBUTED to the atomic theory?

The letter ‘e’ is used by scientists to represent elementary change.

Is it true that atoms can fall on the floor and break into fractions and pieces?

Do chemical changes result in one substance becoming another substance?

Which of the following classify as physical properties?

Which of the following are rules for energy levels in atoms?

Is it true that scientists use the atomic mass unit to make calculations easier?

Is it true that energy levels are predicted by quantum mechanics?

How are the elements in the Periodic Table grouped?

Where is pure carbon found in nature?

What element is the second most abundant element on Earth’s crust?

Which element comes after beryllium? Hint: It shares a name with the title of a song.

Do electrons have electric charge?

Which of the following is a key ingredient in DNA?

Who pioneered the atomic theory?

Certain materials on the periodic table known as electric conductors allow electricity to easily flow through them.

Is it true that halogens and alkali metals react aggressively?

What is the name of the chemistry of carbon?

What do both proteins and DNA contain?

Who worked with Ernest Ruthford?

What does the atomic number represent?

Is it true that Democritus did the Gold Foil experiment?

Is it true that Democritus made the first atomic model?

Can positive and negative charges attract each other?

Lithium, sodium, and potassium are..

Which of the following charges do not appear in normal matter?

Are protons heavier than electrons?

What does the Quantum Theory state?

What are halogens?