MSAD #55

Grade Two Science Benchmarks

And Units

10/05

 

Classifying Life Forms

 

A.        Students will understand that there are similarities within the diversity of all living things.  Students will be able to:

 

1.         Identify the differences between living and nonliving things

 

q      Soils

 

2.         Describe characteristics of different living things

 

q      Soils

 

 

Ecology

 

B.        Students will understand how living things depend on one another and on non-living aspects of the environment.  Students will be able to:

 

1.         Identify ways that organisms depend upon their environment

           

q      Soils

 

2.         Describe how almost all animalsŐ food can be traced back to plants.

 

q      Soils

 

3.         Give examples of how one change in a system affects other parts of a system.

 

q      Soils

 

Cells

 

C.        Students will understand that cells are the basic units of life.  Students will be able to:

 

 

2.         Demonstrate an understanding that plants and animals need food, water, and gases to survive.

           

q      Soils

 

3.         Explore magnifying devices and how they allow one to see in more detail.

 

q      Soils

 

 

Continuity and Change

 

D.        Students will the basis for all life and that all living things change over time.  Students will be able to:

 

1.         Explain how fossils show the existence of past life.

 

q      Soils

2.              Identify characteristics that help organisms live in their environment.

 

q      Soils

 

Structure of Matter

 

E.        Students will understand the structure of matter and the changes it can undergo.  Students will be able to:

 

1.         Show that large things are made up of smaller pieces.

 

q      Soils

 

2.         Describe some physical properties of objects.

           

q      Soils

 

3.         Group objects based on observable characteristics (e.g., color, size, or texture)

           

q      Soils

Motion

 

I.          Students will understand the motion of objects and how forces can change that motion.  Students will be able to:

 

1.         Develop a variety of ways to describe the motion of an object.

           

q      Balance and Motion

 

2.         Demonstrate that the motion of an object can be changed.

           

q      Balance and Motion

 

 
 
 
 
 
 
 
Inquiry and Problem Solving

 

J.         The student will apply inquiry and problem-solving approaches in science and technology.  Students will be able to:

 

1.         Make accurate observations using appropriate tools and units of measure

 

q      Balance and Motion

q      Soils

 

2.         Ask questions and propose strategies and materials to use in seeking answers to questions.

 

q      Balance and Motion

q      Soils

q      Inventions

 

3.              Use results in a purposeful way, which includes making predictions based on patterns they have observed.

 

q      Soils

 

 4.        Identify products which were invented to solve a problem.

 

q      Inventions

 

Scientific Reasoning

 

K.        Students will learn to formulate and justify ideas and to make informed decisions  Students will be able to:

 

1.         Examine strengths and weaknesses of simple arguments.

 

q      Inventions

 

2.         Distinguish between important and unimportant information in simple arguments.

 

q      Inventions

 

3.         Make observations

 

q      Soils

q      Balance and Motion

q      Inventions

 

4.         Describe different ecological systems on earth.

 

q      Balance and Motion

 

5.         Use various forms of simple logic

 

q      Balance and Motion

q      Inventions

 

6.         Discover relationships and patterns.

 

q      Balance and Motion

 

Communication

 

L.         Students will communicate effectively in the application of science and technology.  Students will be able to:

 

1.              Describe and compare things in terms of number, shape, texture, size, weight, color, and behavior.

 

q      Soils

 

2.              Read and write instructions to be followed or instructions which explain procedures.

 

q      Inventions

 

3.              Ask clarifying questions

 

q      Soils

q      Balance and Motion

 

4.              Explain problem-solving processes using verbal, pictorial, and written methods.

 

q      Balance and Motion

 

5.              Make and read simple graphs

 

q      Inventions

 

 

 

 

 

 

 

 

 

 

 

M.        Students will understand the historical, social, economical, environmental, and ethical implications of science and technology.  Students will be able to:

 

1.         Describe how legends, stories, and scientific explanations are different ways in which people attempt to explain the world.

 

q      Balance and Motion

 

2.              Describe at least two inventions, what they do, how they work, and how they have made life easier.

 

q      Inventions

 

3.              Identify commonly used resources, their sources, and where waste products go.

 

q      Soils

4.               

5.              Demonstrate some practices for recycling and care of resources.

 

q      Soils

 

6.              Explain how their lives would be different without specific inventions or scientific knowledge.

 

q      Inventions