Montana State Standards for Science — Grade 2


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2.1.1

Develop the abilities necessary to safely conduct scientific inquiry, including (a step-by step sequence is not implied): (a) asking questions about objects, events, and organisms in the environment, (b) planning and conducting simple investigations

2.1.1.A

Use observations to ask questions about objects, events and organisms in the environment.

2.1.1.B

Identify what's being measured in a simple investigation

2.1.1.C

Identify what's staying the same in a simple investigation, with guidance

2.1.1.D

Follow appropriate safety rules

2.1.1.E

Follow step-by-step directions to conduct a simple guided investigation using controls and variables

2.1.2

Select and use appropriate tools including technology to make measurements (including metric units) and represent results of basic scientific investigations

2.1.2.A

Use tools to measure time, mass, volume, length, and temperature

2.1.2.C

Display measurement using graphs

2.1.3

Use data to describe and communicate the results of scientific investigations

2.1.3.B

Present data graphically

2.1.3.C

. Explain how the data addresses the scientific investigation question

2.1.4

Use models that illustrate simple concepts and compare those models to the actual phenomenon

2.1.4.A

Define a model as a representation of an actual object

2.1.4.B

Match models to real life examples

2.1.5

Identify a valid test in an investigation

2.1.6

Identify how observations of nature form an essential base of knowledge among the Montana American Indians

2.1.6.A

Identify examples of Montana American Indians making use of natural resources

2.1.6.B

Explain Montana American Indians' explanations of the natural world

2.2.1

Create mixtures and separate them based on different physical properties (e.g., salt and sand, iron filings and soil, oil and water)

2.2.1.B

Measure linear size of common objects

2.2.1.C

Compare objects based on their similarities and differences.

2.2.2

Examine, measure, describe compare and classify objects in terms of common physical properties

2.2.2.A

List physical properties of common objects.

2.2.2.B

Measure linear size of common objects

2.2.2.C

Compare objects based on their similarities and differences.

2.2.3

Identify the basic characteristics of light, heat, motion, magnetism, electricity, and sound

2.2.4

Model and explain that matter exists as solids, liquids, and gases and can change form one form to another

2.2.5

Identify that the position of an object can be described by its location relative to another object and its motions described, and measured by external forces action upon it

2.2.6

Identify, build, and describe mechanical systems and the forces acting within those systems

2.2.6.A

Identify simple tools

2.2.6.B

Explain how simple tools make work easier.

2.2.7

Observe, measure and manipulate forms of energy: sound, light, heat, electrical, magnetic

2.3.1

Identify that plants and animals have structures and systems that serve different functions for growth, survival, and reproduction

2.3.2

Identify, measure, and describe basic requirements of energy and nutritional needs for an organism

2.3.3

Describe and use models that trace the life cycles of different plants and animals and discuss how they are differ from species to species

2.3.3.A

Describe a plant life cycle (seed to plant to flower)

2.3.3.B

Describe an animal life cycle

2.3.3.C

Identify the stages of the life cycle (birth, growth, reproduction, death)

2.3.3.D

Compare and contrast plant and animal life cycles.

2.3.4

Explain cause and effect relationships between nonliving and living components with ecosystems; and explain individual response to the changes in the environment including identifying differences between inherited, instinctual, and learned behaviors

2.3.5

Create and use a classification system to group a variety of plants and animals according to their similarities and differences

2.3.5.A

Use a simple classification system for plants and animals

2.4.1

Describe and give examples of earth's changing features

2.4.1.A

Compare and contrast the characteristics of earth's natural features

2.4.1.B

Make a model of a variety of earth's features (land and water)

2.4.2

Describe and measure the physical properties of earth's basic materials (including soil, rocks, water and gases) and the resources they provide

2.4.2.A

Identify that soil is made from rocks

2.4.2.B

Identify that different rocks exist (color, texture)

2.4.2.C

Compare and classify rocks based on color and texture.

2.4.3

Investigate fossils and make inferences about life, the plants, animals, and the environment at that time

2.4.3.A

Recognize that there are a variety of fossil types

2.4.3.B

Recognize that some kinds of plants and animals that once lived on earth have completely disappeared

2.4.3.C

Define a fossil as physical evidence of past life.

2.4.4

Observe and describe the water cycle and the local weather and demonstrate how weather conditions are measured

2.4.4.A

Recognize that all types of precipitation are different forms of water

2.4.4.B

Identify characteristics of different types of weather conditions

2.4.5

Identify seasons and explain the difference between weather and climate

2.4.5.A

List the four seasons

2.4.5.B

Identify characteristics of each season

2.4.5.C

Compare/contrast the seasons

2.4.6

Identify objects (e.g., moon, stars, meteors) in the sky and their patterns of movement and explain that light and heat comes from a star called the sun

2.4.7

Identify technology and methods used for space exploration (e.g., star patterns, space shuttles, telescopes)

2.5.1

Describe and discuss examples of how people use science and technology

2.5.1.A

Identify technology as the knowledge, processes and products used to solve problems and make lives easier

2.5.1.B

Identify various technologies in our community

2.5.1.C

Explain how various technologies are used in the community

2.5.2

Describe a scientific or technological innovation that impacts communities, cultures, and societies

2.5.3

Simulate scientific collaboration by sharing and communicating ideas to identify and describe problems

2.5.4

Use scientific knowledge to make inferences and propose solutions for simple environmental problems

2.5.4.A

Identify an environmental problem

2.5.4.B

Discuss the scientific issues relevant to the environmental problem

2.5.5

Identify how the knowledge of science and technology influences the development of the Montana American Indian cultures

2.5.5.A

Identify how tools may be used for a specific process.

2.5.5.B

Identify examples of tools, their uses, and how they have been developed and are being developed by Montana American Indians

2.6.1

Give historical examples of scientific and technological contributions to communities, cultures and societies, including Montana American Indian examples

2.6.2

Describe how scientific inquiry has produced much knowledge about the world and a variety of contributions toward understanding events and phenomenon within the universe

2.6.2.A

Demonstrate that knowledge is gained through questioning and observations.

2.6.2.B

Identify examples of tools that enhance observations

2.6.3

Describe science as a human endeavor and an ongoing process

2.6.3.A

Identify examples of science as a human process.

2.ESS.1

Use information from several sources to provide evidence that Earth events can occur quickly or slowly

2.ESS.2

Construct explanations to compare multiple physical and naturally built designs which impact wind or water's effect on the shape of the land

2.ESS.3

Develop models to represent the shapes and kinds of land and bodies of water in an area

2.ESS.4

Obtain information to identify where water is found on Earth and that water can be solid, liquid, or gas

2.LS.1

Plan and conduct a cause and effect investigation to determine whether plants need sunlight and water to grow

2.LS.2

Develop a simple model that mimics the structure and function of an animal in dispersing seeds or pollinating plants

2.LS.3

Make observations of plants and animals to compare and contrast the diversity of life in different habitats

2.PS.1

Plan and conduct an investigation to describe and classify various materials by their observable properties

2.PS.2

Conduct an investigation and analyze data to determine which materials have the properties best suited for an intended purpose

2.PS.3

Make observations to construct an evidence-based claim of how an object made of a small set of pieces can be disassembled and made into a new object

2.PS.4

Construct an argument with evidence that some changes caused by heating or cooling can be reversed and some cannot