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16 Questions

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Introduction to Molecular Theory Quiz

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Questions and Answers

What is the study of matter called?

Geology

Chemistry (correct)

Botany

Astronomy

According to molecular theory, what do molecules in a liquid do?

Vibrate back and forth rapidly

Turn into atoms

Stay completely still

Change position to fit the shape of a container (correct)

What are the three types of particles in an atom according to atomic theory?

Neutrons, Protons, Electrons (correct)

Protons, Electrons, Muons

Neutrons, Positrons, Particles

Particles, Electrons, Photons

What makes up the nucleus of an atom?

Protons and Neutrons Signup and view all the answers

What is the primary component of an atom according to atomic theory?

Empty space Signup and view all the answers

Why do people and animals need calcium according to the text?

For healthy bones and teeth Signup and view all the answers

What is the main focus of chemistry?

The study of matter Signup and view all the answers

According to molecular theory, what constantly moves within molecules?

Electrons Signup and view all the answers

Why do molecules in a liquid change position?

To fit the shape of the container Signup and view all the answers

What is the primary reason for molecules in a solid to vibrate back and forth?

To maintain a fixed position Signup and view all the answers

Which part of an atom has the same number of protons as electrons?

Electrons Signup and view all the answers

What is the function of the orbits in an atom?

Contain electrons Signup and view all the answers

Why are elements different from each other?

Due to their atomic numbers Signup and view all the answers

What is the primary purpose of calcium in our bodies?

To maintain healthy bones and teeth Signup and view all the answers

What makes up the majority of an atom according to atomic theory?

Empty space within it Signup and view all the answers

Why do molecules in a gas move faster than those in a liquid?

To maximize interaction with the container Signup and view all the answers