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Sunday, April 24, 2011

What is a Fuel? Homework 4/25

Name _________________________________

Renewable and Nonrenewable Energy

Chapter 12 – Pages 478 to 491

1. What is fuel?

2. What is an energy transformation (energy conversion)?

3. How does burning fuels (combustion) produce energy? What kinds of energy?

4. Explain the process by which electricity is formed from burning fuel.

Tuesday, April 12, 2011

Study Guide - Plant and Animal Quiz 4/15

Study Guide

Quiz: Plant and Animal Kingdoms


1. Know the characteristics that all plants have in common.

2. Know the basic process by which plants make their own food through photosynthesis.

3. Carbon dioxide gets into leaves and Oxygen gets out through structures on the underside of the leaf called stomata.

4. Lower plants – mosses and ferns need constant water. Higher plants – gymnosperm and angiosperm make seeds and do not need constant water.

5. Flowers are the reproduction structures on flowering plants. They produce seeds in a fruit.

6. Some plants cannot make all of their food from the Sun. These plants are either carnivorous OR they are parasitic and live off of other plants.

7. Plants are essential for life on Earth. They provide us with food (bottom of the food chain – producers) and they provide us with Oxygen to breathe. They also remove Carbon dioxide from the atmosphere.

8. Know the characteristics that all animals have in common.

9. Know the term homeostasis means that animals want to keep all their internal conditions stable.

10. Most animals are symmetrical. This means they have a balanced body design.

11. The simplest animal is a sea sponge. The most complex are the mammals.

12. Animals can be classified into two main groups – vertebrates and invertebrates. Know the meaning of both. Know examples of both.