Holidays

What's New: Science Worksheets and Study Guides

World HolidaysChristmas Day
Matter Kindergarten Science
Magnets Second Grade Science
Objects in motion Second Grade Science
Plant Structure and function Fourth Grade Science
Rocks, Soil and water Second Grade Science
Light and sound Fourth Grade Science

Tennessee Standards for Second Grade Science

TN.1. Life Science: Cells

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

GQ.1. How are plant and animals cells organized to carry on the processes of life?
0207.1. Checks for Understanding
0207.1.1. Design a new living thing and explain how it would acquire food, water, and air.
GLE.0207.1. 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.

TN.10. Physical Science: Energy

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

GQ.10. What basic energy related ideas are essential for understanding the dependency of the natural and man-made worlds on energy?
0207.10. Checks for Understanding
0207.10.1. Identify and explain how the sun affects objects on the surface of the earth.0207.10.2. Investigate how the sun affects various objects and materials.

TN.11. Physical Science: Motion

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

GQ.11. What causes objects to move differently under different circumstances?
0207.11. Checks for Understanding
0207.11.1. Use a variety of objects that vibrate to demonstrate how sounds are produced.0207.11.2. Describe the sounds produced by different types of vibrating objects.
GLE.0207.11. 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.

TN.12. Physical Science: Forces in Nature

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

GQ.12. What are the scientific principles that explain gravity and electromagnetism?
0207.12. Checks for Understanding
0207.12.2. Describe what happens when an object is dropped and record the observations in a science notebook.
GLE.0207.12. Grade Level Expectations
GLE.0207.12.1. Experiment with magnets to determine that objects can move without being touched.

TN.2. Life Science: Interdependence

CS.2. All life is interdependent and interacts with the environment.

GQ.2. How do living things interact with one another and with the non-living elements of their environment?
0207.2. Checks for Understanding
0207.2.1. Draw or use pictures of a local environment to label the plants and animals.0207.2.2. Investigate ways that plants and animals depend on each other.0207.2.3. Construct a flow chart that demonstrates how plants, animals, and the environment interact to provide basic life requirements.
GLE.0207.2. 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.

TN.3. Life Science: Flow of Matter and Energy

CS.3. Matter and energy flow through the biosphere.

GQ.3. What scientific information explains how matter and energy flow through the biosphere?
0207.3. Checks for Understanding
0207.3.1. Describe the habitat of a particular organism based on its food, water, and air requirements.0207.3.2. Design a model of a habitat for an organism in which all of its needs would be met.
GLE.0207.3. Grade Level Expectations
GLE.0207.3.1. Recognize that animals eat plants or other animals for food.

TN.4. Life Science: Heredity

CS.4. Plants and animals reproduce and transmit hereditary information between generations.

GQ.4. What are the principal mechanisms by which living things reproduce and transmit information between parents and offspring?
0207.4. 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.0207.4.2. Sequence a collection of pictures or illustrations into the correct stages of an organism's life cycle.
GLE.0207.4. Grade Level Expectations
GLE.0207.4.1. Compare the life cycles of various organisms.

TN.5. Life Science: Biodiversity and Change

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

GQ.5. How does natural selection explain how organisms have changed over time?
0207.5. Checks for Understanding
0207.5.1. Compare and contrast the characteristics of organisms from two different environments.0207.5.3. Observe fossils or pictures of fossils and make inferences about the organisms from which they originated.
GLE.0207.5. Grade Level Expectations
GLE.0207.5.1. Investigate the relationship between an animal's characteristics and the features of the environment where it lives.GLE.0207.5.2. Draw conclusions from fossils about organisms that lived in the past.

TN.6. Earth and Space Science: The Universe

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

GQ.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?
0207.6. 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.
GLE.0207.6. 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.GLE.0207.6.2. Make observations of changes in the moon's appearance over time.

TN.7. Earth and Space Science: The Earth

CS.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.

GQ.7. How is the earth affected by long-term and short term geological cycles and the influence of man?
0207.7. Checks for Understanding
0207.7.2. Observe rocks of different sizes with a hand lens and describe these materials according to their basic features.0207.7.3. Identify and categorize items in the classroom made from renewable or nonrenewable resources.0207.7.4. Identify simple methods for reusing the earth's resources.
GLE.0207.7. Grade Level Expectations
GLE.0207.7.2. Describe rocks according to their origin, size, shape, texture, and color.GLE.0207.7.3. Differentiate between renewable and non-renewable resources.

TN.8. Earth and Space Science: The Atmosphere

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

GQ.8. How do the physical characteristics and the chemical makeup of the atmosphere influence surface processes and life on Earth?
0207.8. 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.
GLE.0207.8. Grade Level Expectations
GLE.0207.8.1. Associate temperature patterns with seasonal changes.

TN.9. Physical Science: Matter

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

GQ.9. How does the structure of matter influence its physical and chemical behavior?
0207.9. 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.
GLE.0207.9. 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.GLE.0207.9.3. Recognize that air takes up space.

TN.Inq. Inquiry

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

GQ.Inq. What tools, skills, knowledge, and dispositions are needed to conduct scientific inquiry?
0207.Inq. Checks for Understanding
0207.Inq.1. Use senses and simple tools to make observations.
GLE.0207.Inq. 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.

TN.T/E. Technology and Engineering

CS.T/E. Society benefits when engineers apply scientific discoveries to design materials and processes that develop into enabling technologies.

GQ.T/E. How do science concepts, engineering skills, and applications of technology improve the quality of life?
0207.T/E. Checks for Understanding
0207.T/E.3. Use tools to measure materials and construct simple products.
GLE.0207.T/E. Grade Level Expectations
GLE.0207.T/E.1. Recognize that both natural materials and human-made tools have specific characteristics that determine their uses.