Semester Test study guide.

What are protons?

• Neutral, in nucleus

• Positive charge in nucleus

• Negative, in orbitals around nucleus.

What are Neutrons?

• Neutral, in nucleus

• Positive charge, in nucleus

• Negative, in orbitals around nucleus

What are electrons?

• Positive charge, in nucleus

• Negative,in orbitals around nucleus

• Neutral, in nucleus

Tags

NGSS.MS-PS2-3

Which of the following are examples of a chemical change?

• Rusting

• Melting

• burning

• Freezing

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the follow best describes a solid?

• Definite shape and volume

• Definite volume, no definite shape

• No definite shape or volume

• High energy state with ionized particles

Tags

NGSS.MS-PS3-4

Which state of matter are the particles in this animation?

• Solid

• LIquid

• Gas

• Plasma

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which state of matter are the particles in this animation?

• Solid

• LIquid

• Gas

• Plasma

Tags

NGSS.MS-PS1-4

Which state of matter are the particles in this animation?

• Solid

• LIquid

• Gas

• Plasma

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A color is a physical property?

• True
• False

The formula for density is: Density= mass÷volume

• True
• False