MSAD #55

Grade Four 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.         Group the same organisms in different ways using different characteristics.

 

q      Microworlds

 

2.         Design and describe a classification system for organisms.

 

q      Microworlds

 

3.              Describe the different living things within a given habitat.

 

q      Microworlds

 

4.              Compare and contrast the life cycles, behavior, and structure of different organisms.

 

q      Microworlds

 

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.         Describe a food web and the relationships within a given ecosystem.

           

q      Microwords

 

2.         Explain the difference between producers (e.g., green plants), consumers (e.g., those that eat green plants), and decomposers (e.g., bacteria that break down the ÒconsumersÓ when they die, and identify examples of each.

 

q      Microworlds

 

Cells

 

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

 

1.         Demonstrate an understanding that a cell is the basic unit of living organisms.

 

q      Microworlds

 

2.         Describe how single celled organisms exist.

q      Microworlds

 

3.         Explore how the use of a microscope allows one to see cells in a variety of organisms.

 

q      Microworlds

 

4.         Describe the functions of the major human organ systems.

q      Health

 

Continuity and Change

 

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

 

3.         Explain how adaptations, in response to change over time, may increase a speciesÕ chances of survival.

 

q      Microworlds

The Earth

 

  1. Students will gain knowledge about the earth and the processes that change it.  Students will be able to:

 

4.          Illustrate how water and other substances go through a cyclic process of change in the

             environment.

 

q      Land and Water

 

Energy

 

H.        Students will understand concepts of energy.  Students will be able to:

 

1.         Identify different forms of energy (e.g., light, sound, and heat)

 

q      Magnetism and Electricity

 

2.         Draw conclusions about how the amount of force affects the motion of more massive

and less massive objects.

 

q      Microworlds

 

 
 
 
 
 
 
Motion

 

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

 

1.         Describe the effects of different types of forces (e.g., mechanical, electrical, magnetic) on motion.

 

q      Magnetism and Electricity

 

2.           Draw conclusions about how the amount of force affects the motion of more massive

      and less massive objects.

 

q      Magnetism and Electricity

 

3.            Generate examples illustrating that when something is pushed or pulled, it exerts a

             reaction force.

 

q      Magnetism and Electricity

 

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      Magnetism and Electricity

q      Land and Water

q      Microworlds

 

2.         Conduct scientific investigations:  make observations, collect and analyze data, and do experiments.

 

q      Magnetism and Electricity

q      Land and Water

q      Microworlds

 

3.         Design and build an invention.

 

q      Magnetism and Electricity

q      Microworlds

 

 4.        Explain how different conclusions can be derived from the same data.

 

q      Microworlds

q      Magnetism and Electricity

 

Scientific Reasoning

 

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

 

1.         Give alternative explanations for observed phenomena

           

q      Magnetism and Electricity

 

2.         Describe how feelings can distort reasoning.

 

q      Microworlds

 

3.           Draw conclusions about observations.

 

q      Microworlds

 

4.         Use various types of evidence (e.g., logical, quantitative) to suppor a claim.

 

q      Land and Water

 

 

5.         Demonstrate an understanding that ideas are more believable when supported by good reasons.

 

q      Land and Water

6.         Practice and apply simple logic, intuitive thinking, and brainstorming.

 

q      Land and Water

 

Communication

 

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

 

1.              Record results of experiments or activities (e.g, interviews, discussions, field work) and summarize and communicate what they learned.

 

q      Microworlds

 

2.              Ask clarifying and extending questions.

 

q      Microworlds

 

3.              Reflect on work in science and technology using such activities as discussions, journals, and self-assessment.

 

q      Microworlds

 

4.              Make and/or use sketches, tables, graphs, physical representations, and manipulatives to explain procedures and ideas.

 

q      Microworlds

 

5.              Gather and effectively present information, using a variety of media including computer (e.g., spreadsheets, word processing, programming, graphics, modeling)

 

q      Microworlds

 

6.              Cite examples of bias in information sources and question the validity of information from varied sources,

 

q      Land and Water

 

7.              Function effectively in groups within various assigned roles (e.g., reader, recorder)

 

q      Land and Water

 

Implications of Science and Technology

 

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

 

 

2.              Investigate and describe the role of scientists and inventors.

 

q      Magnetism and Electricity

 

 

4.            Explain practices for conservation in daily life based on a recognition that renewable

            and non-renewable resources have limits.

 

q      Land and Water