Electrostatic Quiz

What makes up an atom?

• electron and proton

• electron and neutron

• neutron, electron and friction

• neutron, electron and proton

What subatomic particles would you find in the nucleus of an atom?

• Protons only
• Protons and Neutrons
• Neutrons and Electrons
• Protons and Electrons 

Tags

NGSS.MS-PS1-1

What charge does an electron have?

• negative (-)
• positive (+)
• neutral or no charge (0)

Tags

NGSS.MS-PS2-3

What charge does a proton have?

• negative (-)
• positive (+)
• neutral or no charge (0)

Tags

NGSS.MS-PS2-3

What is the fundamental value of  electron?

•  e=1.60×10−19 C

• e= 1.60×10−91 C

• e= 1.60×10−15 C

• e= 1.60×10−21 C

If a substance has an excess number of electrons on its surface, what type of charge does it have?

• A negative charge
• A positive charge
• A neutral charge
• A nuclear charge

Tags

NGSS.HS-PS2-4

When objects have equal numbers of positive and negative charges, they are

• positively charged
• negatively charged
• electrically neutral
• unbalanced

What causes static electricity?

• only an object losing electrons
• only an object gaining electrons
• when positive and negative charges balance
• when positive and negative charges are not balanced

Tags

NGSS.MS-PS2-3

What types of charges attract?

• Positive and Positive

• Positive and Neutral

• Negative and Neutral

• Positive and Negative

Tags

NGSS.MS-PS2-3

What happen when unlike charges is held close to each other?

• Repel

• Attract

• Explode

• Dissolve