TE21

The negatively charged particles in an atom

• Proton

• Electron

• Neutron

• Electron Cloud

Tags

NGSS.MS-PS1-1

The mass number of an atom is the mass of ______ + _____

• protons + neutrons

• protons + electrons

• neutrons + nucleus

• protons + nucleus

Tags

NGSS.MS-PS1-1

What is the ATOMIC NUMBER in this element tile?

• 28

• Ni

• Nickel

• 58.693

Tags

NGSS.MS-PS1-1

How many protons are in this element?

• 79

• 196

• 117

• Cannot be determined

Tags

NGSS.MS-PS1-1

List the steps of the scientific method

d

e

f

c

b

a

Ask a question

Draw conclusions

Conduct experiment

Form a hypothesis

Analyze results

Communicate results

Which letter represents amplitude? (a)  

• A

• B

• C

• D

• E

Tags

NGSS.MS-PS4-1

The smallest part of any element. Made up of protons, neutrons and electrons.

• Atom

• AMU

• Ion

• Isotope

Tags

NGSS.MS-PS1-1

According to the Law of Conservation of Mass (Matter), Matter cannot be ​ (a)   or ​ (b)   , it can only be ​ (c)   . This means however many atoms of an element we have before a reaction must be ​ (d)   to the number after a reaction.

• created

• destroyed

• changed

• equal

Tags

NGSS.MS-PS1-5

What kind of wave is seen within the image?

• Transverse

• Sound

• Longitudinal

• Compressinal

Tags

NGSS.MS-PS4-1

How do the steps determine the strengths of an electromagnets?

• The time it takes for the nail to reach an electromagnet will decrease as the strength of the magnet increases.

• The time it takes for the nail to reach an electromagnet will increase as the strength of the electromagnet increases

• The time it takes for the nail to reach an electromagnet will decrease over time with repeated testing of a strong electromagnet.

• The time it takes for the nail to reach an electromagnet will increase over time with repeated testing of a strong electromagnet.

Tags

NGSS.MS-PS2-2