4th GRADE SCIENCE CURRICULUM by 90wJ25m

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                            SCIENCE CURRICULUM
                                  GRADE 4

*All fourth grades will cover all the following Science units during the school year. The grading period
that each unit will be taught may vary according to the availability of materials.

FIRST NINE WEEKS

Unit A—Life Science

 Explores and describes the two groups into which plants can be grouped according
  to reproduction.

 Learns what the four parts of a flower do.

 Finds out how pollination and fertilization occur.

 Examines how seeds and fruits form.

 Investigates how flowers of different plants are similar and different.

 Studies how plants grow and mature from seeds.

 Experiments to find how changing the amount of water affects the germination of seeds.

 Identifies ways that animals are similar and different.

 Learns how animals without backbones vary.

 Compares insects to other animals with jointed legs.

 Investigates characteristics used to classify some animals without backbones.

 Explores and learns the characteristics of the five groups of vertebrates (fish, reptiles,
  amphibians, birds, and mammals).

 Determines how young animals are similar to and different from their parents.

 Discusses animal behavior.

 Finds out what a habitat is and the living and nonliving parts that make up an ecosystem.
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                          SCIENCE CURRICULUM
                                GRADE 4

 Discovers how plants get sunlight, water, air, and produce sugar.

 Learns how animals get energy.

 Recognizes the role of scavengers and decomposers.

 Explores food chains, food webs, and causes of changes in them.

 Investigates the decomposition of several objects.

 Examines how plant and animals structures are important for survival.

 Learns how animals live together for survival.

 Finds out how adult animals care for their young.

 Explores how migration, hibernation, and camouflage help animals survive.

 Examines how changes in air, land, and water can affect plants and animals.

 Explores how people can help protect the environment.

 Finds out how some living things become endangered or extinct.

 Learns how fossils provide evidence of plants and animals that lived long ago.

SECOND NINE WEEKS

Unit B—Physical Science

 Explores how mass and volume are different.

 Learns the physical properties of matter.

 Explores mixtures and solutions.

 Learns how to measure length, volume, and mass.
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                           SCIENCE CURRICULUM
                                 GRADE 4

 Finds out the difference between mass and density.

 Discovers how heating and cooling cause physical changes in matter.

 Explores the chemical changes in matter caused by rusting, tarnishing, and burning.

 Determines what makes things move.

 Investigates how gravity and friction affect motion.

 Learns about potential and kinetic energy.

 Recognizes other forms of energy that affect motion.

 Explores the definition of work.

 Determines how simple, compound, and complex machines affect motion.

 Discovers how objects get an electric charge.

 Learns how electric current flows.

 Investigates the path of electricity in series and parallel circuits.

 Examines how magnets act.

 Recognizes that the earth is like a magnet.

 Learns how magnets can make electricity and how electricity can make magnets.

 Discusses the usefulness of electromagnets.

 Explores the effects of a prism on sunlight.

 Learns about visible light and some of its sources.

 Discovers how light waves act.
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                         SCIENCE CURRICULUM
                               GRADE 4


 Examines how light acts when it hits different materials.

 Finds out how flat and curved mirrors reflect light.

 Discovers how light bends.

 Finds out how sound is made and sound waves travel.

 Identifies some of the properties of sound.

 Learns how your ear works.

 Determines how sounds can be made louder.

THIRD NINE WEEKS

Unit C—Earth Science

 Explores how temperatures of light and dark surfaces compare with each other.

 Learns what causes changes in air temperature and how to measure them.

 Determines how different surfaces on the earth affect air temperature.

 Investigates how to measure air pressure, wind direction, and speed.

 Learns how air temperature causes changes in air pressure and wind.

 Describes how different clouds form.

 Explores different kinds of precipitation and how to measure precipitation and humidity.

 Explains the water cycle.

 Learns about air masses and fronts.

 Finds out how meteorologists track and predict weather and keep people safe.
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                           SCIENCE CURRICULUM
                                 GRADE 4

 Identifies various landforms found on the earth.

 Discovers how volcanoes and earthquakes change the earth.

 Examines how weathering and erosion affect the earth’s features.

 Explores ways people can control erosion.

 Learns some properties of minerals.

 Discovers how rocks form.

 Finds out what makes up soil.

 Investigates natural resources found on the earth and how to conserve them.

 Discovers what the ocean floor looks like and how ocean-mapping technology has changed.

 Learns about ocean explorers and exploration projects.

 Examines how ocean currents affect the earth.

 Learns what causes tides.

 Explains how waves affect the shoreline of the earth.

 Explores saltwater habitats and discovers how a coral reef can be affected by humans.

 Investigates the cause of seasons.

 Discusses the effects of Earth’s rotation, revolution, and tilt.

 Learns what causes the phases of the moon.

 Discovers how eclipses of the moon and sun occur.

 Explores how Earth compares with other planets.
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                          SCIENCE CURRICULUM
                                GRADE 4

 Compares the orbits of the planets in our solar system.

 Finds out what scientists have learned about the distant planets (Jupiter, Saturn, Uranus,
  Neptune, and Pluto).

 Learns about meteors and asteroids.

 Examines how the orbits of comets differ from those of planets.

 Discusses how the stars are like our sun.

FOURTH NINE WEEKS

Unit D—Human Body

 Investigates the function of the digestive system and the steps in digestion.

 Names the parts of the blood and their function.

 Learns about the three kinds of blood vessels.

 Determines the blood’s path through the heart.

 Learns about the nervous system and the role nerve endings have in the skin.

 Finds out how the eye works.

 Learns how the tongue and nose gather information.

 Explores how food labels can be useful in making food choices.

 Learns some of the problems of the digestive system and how to prevent them.

 Learns some of the problems of the circulatory system and how to prevent them.

 Investigates the endurance and strength of the heart.

 Explores how to prevent head, eye, and spinal cord injuries.
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                        SCIENCE CURRICULUM
                              GRADE 4

 Explains how to avoid being harmed by drugs.

 Investigates how often fourth-graders wear helmets when riding bicycles.

								
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