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Standard: 8.1.3.4

Current and emerging technologies have enabled humans to develop and use models to understand and communicate how natural and designed systems work and interact.

8.1.3.4 Emerging Technologies

Benchmarks:
  • 8.1.3.4.1 Use of Maps & Data Sets
  • 8.1.3.4.2 Procedures for Investigations
Grade:8
Subject:Science
Strand:Nature of Science & Engineering
Substrand:Interactions Among Science, Technology, Engineering, Mathematics, and Society

Standard: 8.2.1.1

Pure substances can be identified by properties which are independent of the sample of the substance and the properties can be explained by a model of matter that is composed of small particles.

8.2.1.1 Properties

Benchmarks:
  • 8.2.1.1.1 Mixtures & Pure Substances
  • 8.2.1.1.2 Metals vs. Nonmetals
Grade:8
Subject:Science
Strand:Physical Science
Substrand:Matter

Standard: 8.2.1.2

Substances can undergo physical and/or chemical changes which may change the properties of the substance but do not change the total mass in a closed system.

8.2.1.2 Changes

Benchmarks:
  • 8.2.1.2.1 Evidence of Chemical Changes
  • 8.2.1.2.2 Chemical vs. Physical Changes
  • 8.2.1.2.3 Conservation of Mass
  • 8.2.1.2.4 Acids & Bases
Grade:8
Subject:Science
Strand:Physical Science
Substrand:Matter

Standard: 8.2.3.1

Waves involve the transfer of energy without the transfer of matter.

8.2.3.1 Waves

Benchmarks:
  • 8.2.3.1.1 Seismic Waves
Grade:8
Subject:Science
Strand:Physical Science
Substrand:Energy

Standard: 8.3.1.1

The movement of tectonic plates results from interactions among the lithosphere, mantle and core.

8.3.1.1 Tectonic Plates

Benchmarks:
  • 8.3.1.1.1 Layers of the Earth
  • 8.3.1.1.2 Distribution of Volcanoes, etc.
  • 8.3.1.1.3 Movement of Tectonic Plates
Grade:8
Subject:Science
Strand:Earth & Space Science
Substrand:Earth Structure and Processes

Standard: 8.3.1.2

Landforms are the result of the combination of constructive and destructive processes.

8.3.1.2 Landforms

Benchmarks:
  • 8.3.1.2.1 Causes of Landforms
  • 8.3.1.2.2 Surface Processes in Minnesota
Grade:8
Subject:Science
Strand:Earth & Space Science
Substrand:Earth Structure and Processes

Standard: 8.3.1.3

Rocks and rock formations indicate evidence of the materials and conditions that produced them.

8.3.1.3 Rocks

Benchmarks:
  • 8.3.1.3.1 Layers of Rocks & Fossils
  • 8.3.1.3.2 Rock & Mineral Characteristics
  • 8.3.1.3.3 Formation of Rocks
Grade:8
Subject:Science
Strand:Earth & Space Science
Substrand:Earth Structure and Processes

Standard: 8.3.2.1

The sun is the principal external energy source for the Earth.

8.3.2.1 Sun as Energy Source

Benchmarks:
  • 8.3.2.1.1 Causes of Seasons
  • 8.3.2.1.2 Effects of Oceans on Climate
  • 8.3.2.1.3 Sun's Role in Climate
Grade:8
Subject:Science
Strand:Earth & Space Science
Substrand:Interdependence within the Earth System

Standard: 8.3.2.2

Patterns of atmospheric movement influence global climate and local weather.

8.3.2.2 Atmospheric Movement

Benchmarks:
  • 8.3.2.2.1 Composition of the Atmosphere
  • 8.3.2.2.2 Weather Fronts
  • 8.3.2.2.3 Global & Local Weather
Grade:8
Subject:Science
Strand:Earth & Space Science
Substrand:Interdependence within the Earth System

Standard: 8.3.2.3

Water, which covers the majority of the Earth’s surface, circulates through the crust, oceans and atmosphere in what is known as the water cycle.

8.3.2.3 Water Cycle

Benchmarks:
  • 8.3.2.3.1 Water Reservoirs
  • 8.3.2.3.2 Water Cycle & Distribution
Grade:8
Subject:Science
Strand:Earth & Space Science
Substrand:Interdependence within the Earth System