Science Map Test

Groups on the periodic table are __________.

• Horizontal Rows

• Vertical Columns

What is matter composed of?

• Cells

• Atoms

Tags

NGSS.MS-PS1-1

The positive particles of an atom are 

• Electrons 

• Positrons 

• Neutrons 

• Protons 

Particles in an atom that are neutral and have no charge are ______. 

• Negatrons 

• Electrons 

• Neutrons 

• Protons 

The particles that are found in the nucleus of an atom are _____

• Neutrons and electrons

• Electrons only

• Protons and neutrons

• Protons and electrons

Where are electrons of an atom found?

• Nucleus

• Electron Cloud

• Some are in the nucleus and some in the electron cloud.

• They are moving everywhere.

When dry ice (solid carbon dioxide) sublimes it goes directly from a solid to a gas. What type of change is occurring?

• Chemical change

• Physical change

• None of the above 

Tags

NGSS.MS-PS1-4

How many oxygen atoms are present in the following? 
4Ca(OH)₂

• 4

• 6

• 8

• 1

Tags

NGSS.MS-PS1-1

Why must we balance chemical equations? 

• Our teacher said so

• to abide by the law of conservation of energy

• to abide by the law of conservation of mass

Tags

NGSS.MS-PS1-5

Evidence of Chemical Change.

• New Substance 

• Size change

• State change

• Mixture 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5