By Wendie Hensley M.A., Annette Licata M.A.
User-friendly institution scholars who locate technology mystifying, daunting, and difficult to appreciate will swap their minds once they open this e-book. The authors have remodeled primary medical rules into a thrilling experience the place they notice how plant and animal lifestyles have interaction in the Earth's surroundings, how power is switched over into warmth and movement, how subject exists in stable, liquid, and gaseous states, how gentle is mirrored and refracted, how magnetism and electrical energy are similar, how the Earth revolves round the solar, how the Moon revolves round the Earth, how other forms of rock have been shaped, and the way the Earth's floor has been shaped and formed over a interval of many billions of years. The student-friendly textual content is complemented with instructive line artwork.
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Edu/tour/link=/earth/rainforest. html&edu=elem PLANTS AND ANIMALS HELP EACH OTHER What You’ll Find TERMS AND DEFINITIONS Pollination Definition: Pollination helps a flower make seeds by moving pollen from one area of the flower to another. In Context: Bees traveling from flower to flower help with pollination. Dispersal Definition: Dispersal is the act of spreading seeds in different directions. In Context: Birds help plants with seed dispersal by eating fruit and spitting out the seeds. Reproduce Definition: Reproduce means to make new living things of the same kind.
We would be up to our knees in dead plants and animals without the help of decomposers. 42 7-3719_PnlsJrScience_PartI 5/25/07 3:21 PM Page 43 DECOMPOSERS What You Need to Know We have talked about producers and consumers as part of the food chain. But there is one more link in the food chain that we have not talked about. Decomposers are the last link in the food chain. They break down dead plants and animals into nutrients that can then be used by plants. As decomposers eat, they break down dead material into nutrients.
Place the one labeled “No Sun” in a dark place, like your closet. Measure the plants every two days, and record the amount of growth each plant makes. You might also want to draw more pictures after a week or so. Write about your observations. Are both plants growing at the same rate? Are they both still green? Your number or data chart might look like this: 30 7-3719_PnlsJrScience_PartI 5/25/07 3:20 PM Page 31 PLANTS AS AN ENERGY SOURCE Plant Day 1 SUN 3 inches NO SUN 3 inches Day 3 Day 5 Day 7 Day 9 Day 11 Food for Thought Did you ever wonder where leaves get their beautiful orange and yellow colors in fall?