8th Grade Physical Science

Newton's second law of motion is represented by -

• Force = Mass x Acceleration
• Work = Force x Distance
• Density = Mass/Volume
• Speed = Distance/Time

Tags

NGSS.MS-PS2-2

What tells you on the periodic table how many energy orbitals or shells an atom has?

• Period
• Group
• Family
• Atomic Number

Tags

NGSS.HS-PS1-1

What on the periodic table tells you what elements have the same physical characteristics?

• Period
• Group/Family
• Atomic Number
• Atomic Mass

What on the periodic table tells you the number of valence electrons?

• Period
• Group/Family
• Atomic Number
• Atomic Mass

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which represents a chemical change?

• A campfire
• boiling water
• a phase change
• ripping paper

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which instrument will help you get the volume of a substance?

• A graduated cylinder
• A triple beam balance
• A spring scale
• A ruler

The space an object takes up and is measured by taking the length times width times height or the displacement of water is called the -

• weight
• mass
• volume
• leng

Which type of energy is produced by the splitting of an atom, a larger atom is split into two new elements (Fission)?

• Solar
• Chemical
• Nuclear
• Electrical

Tags

NGSS.HS-PS1-8

If the frequency of a sound wave is increased, then what will also increase? 

• Pitch
• Amplitude
• Wave
• Sound

Tags

NGSS.HS-PS4-1

the electric company reads the meter outside of your house.  What unit is used to measure electrical energy?

• killowatts per hour
• Newton-meter
• millivolt
• ohm-meter

Tags

NGSS.HS-PS3-2