• sound
    Sound:  VOCABULARY
    • Observe and compare sounds to develop discrimination ability.
    • Communicate with others using a drop code.
    • Learn that sound originate form a source that is vibrating and is detected at a receiver such as the human ear.
    • Understand the relationship between the pitch of a sound and the physical properties of the sound source (length of vibrating object, frequency of vibrations, and tension of vibrating string).
    • Compare methods to amplify sound at the source and at the receiver.
    • Observe how sound travels through solids, liquids, and air.
    • Use knowledge of sound to solve simple sound challenges.
    • Learn vocabulary associated with the physics of sound.
     
    Rocks and Minerals:  VOCABULARYrocks
     
    • Develop an interest in earth materials.
    • Gain experiences with rocks and minerals.
    • Understand the process of taking apart and putting together to find out about materials.
    • Use measuring tools to gather data about rocks.
    • Collect and organize data about rocks.
    • Observe, describe, and record properties of minerals.
    • Organize minerals on the basis of the property of hardness.
    • Investigate the effect of vinegar (acid) on a specific mineral, calcite.
    • Use evaporation to investigate rock composition.
    • Learn that rocks are composed of minerals and that minerals cannot be physically separated into other materials.
    • Compare their activities to the work of a geologist.
    • Acquire vocabulary used in earth science.
    • Exercise language and math skills in the context of science.
    • Use scientific thinking processes to conduct investigations and build explanations: observing, communicating, comparing, and organizing.
     
     
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