Tennessee Science Standards

2nd Grade Science

Academic Vocabulary ( Quizlet)

Grade 2 : Inquiry

Conceptual Strand Understandings about scientific inquiry and the ability to conduct inquiry are essential for living in the 21st century.

Guiding Question What tools, skills, knowledge, and dispositions are needed to conduct scientific inquiry?

Grade Level Expectations

GLE 0207.Inq.1 Observe the world of familiar objects using the senses and tools.

GLE 0207.Inq.2 Ask questions, make logical predictions, plan investigations, and represent data.

                           Why do animals hibernate?

 GLE 0207.Inq.3 Explain the data from an investigation.

Checks for Understanding 

GLE 0207.Inq.1 Use senses and simple tools to make observations.

                             Why Can’t I See You? by Kate Lynn Shibley

	GLE 0207.Inq.2 Communicate interest in simple phenomena and plan for simple investigations.
	GLE 0207.Inq.3 Communicate understanding of simple data using age-appropriate vocabulary.

                             The Mystery Of The Sky | An inquiry challenge about why the sky is blue.  

GLE 0207.Inq.4 Collect, discuss, and communicate findings from a variety of investigations.

                             Water, Water Everywhere? by Jessica Stein

                             Volcanoes! | An inquiry challenge about the dangers of volcanoes.

Grade 2 : Technology  & Engineering

Grade Level Expectations

GLE 0207.T/E.1 Recognize that both natural materials and human-made tools have specific characteristics that determine their uses. 

GLE 0207.T/E.2 Apply engineering design and creative thinking to solve practical problems.

                              Inventions

Checks for Understanding 

0207.T/E.1 Explain how simple tools are used to extend the senses, make life easier, and solve everyday problems.

                             Simple Machines 

                             Simple Machines from Edheads

0207.T/E.2 Invent designs for simple products.

                             Build a Better Pencil

0207.T/E.3 Use tools to measure materials and construct simple products.

                              The Science Toy Maker Home Page

 Grade 2 - Life Science

Grade 2: Standard 1 -Cells

Conceptual Strand 1 All living things are made of cells that perform functions necessary for life.

Guiding Question 1 How are plant and animals cells organized to carry on the processes of life? 

Grade Level Expectations

GLE 0207.1.1 Recognize that plants and animals are made up of smaller parts and use food, water, and air to survive.

                        Protecting the Home We Live In

                        Flash Cards on Plants (quizlet)

Checks for Understanding 

0207.1.1 Design a new living thing and explain how it would acquire food, water, and air.

                    Form and Function

                    Build a Fish

Grade 2 : Standard 2 -Interdependence

Conceptual Strand 2 All life is interdependent and interacts with the environment.

                          Structural and Behavioral Adaptation

                         Why do animals hibernate?

Guiding Question 2 How do living things interact with one another and with the non-living elements of their environment?

                          What Does Adaptation Mean?

Grade Level Expectations

GLE 0207.2.1 Investigate the habitats of different kinds of local plants and animals.

 GLE 0207.2.2 Investigate living things found in different places.

GLE 0207.2.3 Identify basic ways that plants and animals depend on each other. 

Checks for Understanding 

0207.2.1 Draw or use pictures of a local environment to label the plants and animals

                          Jungle Journey

                          Animal Habitats

0207.2.2 Investigate ways that plants and animals depend on each other.

                          Who Lives Here  

                          Animal Habitats

                          Habitats

                          Whales by Shannon San Bento (Grade 2) Student Page | Teacher Page

0207.2.3 Construct a flow chart that demonstrates how plants, animals, and the environment interact to provide basic life requirements.

                          Helping Plants Grow Well

Grade 2 : Standard 3 -Flow of Matter and Energy

Conceptual Strand 3 Matter and energy flow through the biosphere.

Guiding Question 3 What scientific information explains how matter and energy flow through the biosphere?

Grade Level Expectations

GLE 0207.3.1 Recognize that animals eat plants or other animals for food.

                       Plants and Animals

Checks for Understanding 

0207.3.1 Describe the habitat of a particular organism based on its food, water, and air requirements.

                      Humans and Animals

0207.3.2 Design a model of a habitat for an organism in which all of its needs would be met.

Grade 2: Standard 4 - Heredity

Conceptual Strand 4 Plants and animals reproduce and transmit hereditary information between generations.

Guiding Question 4 What are the principal mechanisms by which living things reproduce and transmit information between parents and offspring?

Grade Level Expectations

GLE 0207.4.1 Compare the life cycles of various organisms.

                        Butterfly Lifecycle

GLE 0207.4.2 Realize that parents pass along physical characteristics to their offspring.

Checks for Understanding 

0207.4.1 Compare and contrast the life cycles of different organisms such as a chicken, butterfly, meal worm, frog, or human.  Where do Butterflies Come From

                        The Frog:  a Thematic Unit

0207.4.2 Sequence a collection of pictures or illustrations into the correct stages of an organism’s life cycle.

                          Life Stages Cards

                          butterfly lifecycle game, answers  Sequence the life stages picture in the correct order

0207.4.3 Look for similarities in pictures of members from the same human family

                          A Touch of Class

0207.4.4 Create a graphic organizer that compares observable traits that offspring share with their parents.

Grade2 : Standard 5 -Biodiversity and Change

                        Ology - Biodiversity  A good general page with many activities

Conceptual Strand 5 A rich variety of complex organisms have developed in response to a continually changing environment.

                        Magic School Bus

Guiding Question 5 How does natural selection explain how organisms have changed over time?

Grade Level Expectations

GLE 0207.5.1 Investigate the relationship between an animal’s characteristics and the features of the environment where it lives.

                        Plants and Animals

                        Animal Homes

                        Rainforest Education  

GLE 0207.5.2 Draw conclusions from fossils about organisms that lived in the past. 

                       Fossils

                       What is a fossil?

Checks for Understanding 

0207.5.1 Compare and contrast the characteristics of organisms from two different environments.

                    Lesson Animal Survival

0207.5.2 Infer the characteristics needed by an organism to survive in a particular environment.

                          Lesson Animal Survival    

	0207.5.3 Observe fossils or pictures of fossils and make inferences about the organisms from which they originated.
	0207.5.4 Compare pictures of fossils with animals or plants that are living today.

Grade 2 - Earth and Space Science

Grade 2 : Standard 6 -The Universe

Conceptual Strand 6 The cosmos is vast and explored well enough to know its basic structure and operational principles. 

                         Living Things

Guiding Question 6  What big ideas guide human understanding about the origin and structure of the universe, Earth’s place in the cosmos, and observable   motions and patterns in the sky?

                         Phases of the Moon Showing Day and Night

                         The Sun and the Moon

                         Planet Roll Call

                         Solar System (quizlet)

Grade Level Expectations

GLE 0207.6.1 Realize that the sun is our nearest star and that its position in the sky appears to change.                   

                         Earth, Sun, and Moon   

GLE 0207.6.2 Make observations of changes in the moon’s appearance over time.  

                         The Moon

Checks for Understanding 

	0207.6.1 Observe and collect data on the sun’s position at different times of the day.
	0207.6.2 Use science journals to draw and record changes in the moon over a period of time.

                        The Moon

                       Phases of the Moon Craft

Grade 2 : Standard 7 – The Earth

Conceptual Strand 7 Major geologic events that occur over eons or brief moments in time continually shape and reshape the surface of the Earth, resulting in continuous global change.

Guiding Question 7 How is the earth affected by long-term and short term geological cycles and the influence of man?

Grade Level Expectations

GLE 0207.7.1 Compare and record the components of a variety of soil types. 

                        Soil - an inquiry activity

 GLE 0207.7.2 Describe rocks according to their origin, size, shape, texture, and color.

                       What is a Rock? PowerPoint

                        Earth Vocabulary (quizlet)

GLE 0207.7.3 Differentiate between renewable and non–renewable resources.

                        Renewable or Non-renewable - PowerPoint

                        Natural Resources - an inquiry activity

Checks for Understanding 

	0207.7.1 Sort, analyze, and compare a variety of soil types.
	0207.7.2 Observe rocks of different sizes with a hand lens and describe these materials according to their basic features.

                        Pebbles, Sand, and Silt

0207.7.3 Identify and categorize items in the classroom made from renewable or non­renewable resources.

                           Matter and Energy

0207.7.4 Identify simple methods for reusing the earth’s resources.

                          Graphing Trash Material

Grade 2 : Standard 8 -The Atmosphere

Conceptual Strand 8 The earth is surrounded by an active atmosphere and an energy system that controls the distribution life, local weather, climate, and global temperature.

                          Weather

                          Weather (quizlet)

Guiding Question 8 How do the physical characteristics and the chemical makeup of the atmosphere influence surface processes and life on Earth?

Grade Level Expectations

GLE 0207.8.1 Associate temperature patterns with seasonal changes.

Checks for Understanding 

0207.8.1 Use records and graphs of seasonal temperature changes to draw conclusions about the weather during different times of the year.

Grade 2 - Physical Science

Grade 2: Standard 9 -Matter

Conceptual Strand 9  The composition and structure of matter is known, and it behaves according to principles that are generally understood. 

Guiding Question 9 How does the structure of matter influence its physical and chemical behavior?

Grade Level Expectations

GLE 0207.9.1 Use tools to observe the physical properties of objects.

GLE 0207.9.2 Investigate how temperature changes affect the state of matter.

                        Water:  Melting and Freezing

GLE 0207.9.3 Recognize that air takes up space.

Checks for Understanding 

	0207.9.1 Use tools such as hand lenses, measurement devices, and simple arm balances to gather data about the physical properties of different objects.
	0207.9.2 Describe what happens when ice changes from a solid to a liquid.

                         Change It

0207.9.3 Describe what happens when water is heated to the point of evaporation.

                          Change It

0207.9.4 Explain what happens when a balloon is blown up and pops.

Grade 2 : Standard 10 -Energy

Conceptual Strand 10 Various forms of energy are constantly being transformed into other types without any net loss of energy from the system.

                             The Energy Story  covers all aspects of energy divided into 20 online chapters

Guiding Question 10 What basic energy related ideas are essential for understanding the dependency of the natural and man-made worlds on energy?

Grade Level Expectations

GLE 0207.10.1 Explain why the sun is the primary source of the earth’s energy.

Checks for Understanding 

0207.10.1 Identify and explain how the sun affects objects on the surface of the earth.

                           Weather

0207.10.2 Investigate how the sun affects various objects and materials.

Grade 2 : Standard 11 -Motion

Conceptual Strand 11 Objects move in ways that can be observed, described, predicted, and measured.

                            Moving and Growing

Guiding Question 11 What causes objects to move differently under different circumstances?

                            Forces in Action

Grade Level Expectations

GLE 0207.11.1 Investigate how vibrating objects produce sound.

GLE 0207.11.2 Classify sounds according to their loudness and pitch.

Checks for Understanding 

0207.11.1 Use a variety of objects that vibrate to demonstrate how sounds are produced.

                          Brain Pop about Sound

0207.11.2 Describe the sounds produced by different types of vibrating objects

Grade 2 : Standard 12 -Forces in Nature

Conceptual Strand 12 Everything in the universe exerts a gravitational force on everything else;  there is an interplay between magnetic fields and electrical currents.

Guiding Question 12 What are the scientific principles that explain gravity and electromagnetism?

Grade Level Expectations

GLE 0207.12.1 Experiment with magnets to determine that objects can move without being touched.

                          Magnets

                          Brain Pop on Magnets

GLE 0207.12.2 Realize that things fall toward the ground unless something holds them up

Checks for Understanding 

0207.12.1 Explain how two magnets interact.

                          Magnet Game

0207.12.2 Describe what happens when an object is dropped and record the observations in a science notebook.

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