1. What is contained in the nucleus of an atom?

• A. Protons only
• B. Electrons only
• C. Electrons and Protons
• D. Protons and Neutrons

Tags

NGSS.MS-PS1-1

2. What is contained in the area surrounding the nucleus of an atom?

• A. Protons only
• B. Electrons only
• C. Electrons and Protons
• D. Protons and Neutrons

3. What does the atomic number of an atom tell represent?

• A. The number of neutrons in an atom.
• B. The number of protons in an atom.
• C. The total number of protons and neutrons in an atom.
• D. The total number of electrons and neutrons in an atom.

4. What does the atomic mass of a neutral atom tell you?

• A. The number of electrons in an atom.
• B. The number of protons in an atom.
• C. The total number of protons and neutrons in an atom.
• D. The total number of protons and electrons in an atom.

5. Which of the following is the name given to protons, electrons, and neutrons?

• A. Atomic Particles
• B. Atomic Pieces
• C. Subatomic Particles
• D. Subatomic Pieces

6. An atom of Chlorine (Cl) has an atomic number of 17 and an atomic mass of 35. How many neutrons does Chlorine (Cl) contain? Hint: You need to use the MAN strategy to determine this.

• A. 17
• B. 18
• C. 35
• D. 52

Tags

NGSS.MS-PS1-1

7. Which of the following statements is accurate?

• A. The nucleus makes up the majority of the volume of an atom.
• B. The nucleus makes up the majority of the size of an atom.
• C. The electron cloud makes up the majority of the mass of an atom.
• D. The electron cloud makes up the majority of the volume of an atom.

8. Which of the following determines the identity of an atom?

• A. Protons
• B. Electrons
• C. Neutrons
• D. All of the above

Tags

NGSS.MS-PS1-1

9. A(n) _______________ is the basic building block of matter that makes up everything in our universe.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

10. A(n) _______________ is a neutrally charged subatomic particle found in the nucleus.