Milestone Science

Check all that apply to the graph.

• moving away from the original position

• moving towards the original position

• object at rest

• positive acceleration

• negative acceleration

For any object, the greater the force that's applied to it, the greater its ____ will be.

• acceleration

• velocity

• gravity 

• inertia

Tags

NGSS.MS-PS2-2

Electric charge that has accumulated on an object is referred to as ____. 

• circuit electricity

• current electricity

• current circuit

• static electricity

Lightning is ____. 

• a large discharge of static electricity

• buildup of neutrons

• a high-voltage electric current 

• harmless 

Each inner energy level of an atom has a maximum number of ____ it can hold. 

• electrons

• neutrons 

• quarks

• protons

Horizontal rows of the periodic table are called ____. 

• groups

• families

• clusters 

• periods

Elements that are gases, are brittle, and are poor conductors at room temperature are ____.

• isotopes

• nonmetals

• metalloids

• metals 

A certain atom has 26 protons, 26 electrons, and 30 neutrons. Its mass number is ____.

• 26

• 30

• 53

• 56

Tags

NGSS.MS-PS1-1

Explain why the noble gases are stable.  

• Complete outer Shell

• They are better than you

• They are royalty

• Better electrons

Compare the masses of protons, electrons, and neutrons.

• Protons and neutrons are the same ,electrons have a smaller mass

• electrons are heaver

• protons are lighter

• neutrons are lighter