Semester 1 study aide physical science

Characteristics that can be observed or measured without changing the substance's identity.

• Physical properties

• Chemical properties

• Manageable properties

Characteristics that describe how a substance reacts with other substances to form new substances.

• Physical properties

• Chemical properties

• Manageable properties

Tags

NGSS.MS-PS1-2

The mass of a substance per unit volume.

• Melting point

• Color

• Density

• Magnetism

Materials must meet the specific requirements and perform the desired tasks.

• Cost

• Durability

• Functionality

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Materials must withstand the expected conditions and have a long lifespan.

• Cost

• Durability

• Functionality

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

To justify material selection, we must analyze and interpret data gathered from investigations and ____________?

• Experiments

• Hear say

• Prior knowledge

• Assumptions

• Opinions

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-PS1-2

What are the four types of physical properties?

• Color, density, melting point, magnetism

• Color, taste, touch, sound

• Density, volume, velocity, mass

What are the five constraints in material selection?

• Cost, size, movement, rotting, disposability

• Function, safety, cost, durability, availability

• Durability, swiftness, expense, supply and demand, size

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Which subatomic particle has no charge, also known as a neutral charge?

• electron

• neutron

• Proton

What is the atomic number for an element with three protons?

• 3

• 6

• 2