ABC Science SeriesAmerican Book Company, 1961 - Science |
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Common terms and phrases
adaptations air moves air pressure airplane animals Ask the children atmosphere balloon barometer blow bubbles Call the children's cardboard causes changes chil children look children read children understand children's attention classroom cold concept cumulus clouds different seasons discuss dren eardrum earth is tilted equator experiment explain faster feel flashlight float glass globe happens hear help the children idea jet stream kind of climate kind of weather kinds of clouds let the children living things Materials Needed moon night North Pole objects observe oxygen picture plants Procedure rain rain gauge read the text shining slanted snow solar system sound waves South Pole space sponge stars straw summer sunlight teacher teaching section tell temperature text on page text on pages tions unit vibrations warm air rises water goes water vapor wind vane winter