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WES 4th Grade Review
| Question | Answer |
|---|---|
| The small leaves that form around the developing flower are the: | sepals |
| Who invented the light bulb: | Thomas Edison |
| Which plant part takes in water and nutrients? | roots |
| Which part supports the plant and allows the movement of water and nutrients? | stem |
| Which plant part makes food for the plant? | leaves |
| The seed forms in the female reproductive part of the flower called the | pistil |
| Pollen forms on the ends of the male reproductive parts of the flower called the: | stamen |
| Pollen is transferred from the stamen to the pistil in a process called: | pollination |
| Most plants reproduce with seeds, but ferns and mosses reproduce with: | spores |
| Green plants produce their own food in a process called: | photosynthesis |
| Plants are green because of: | chlorophyll |
| Many plants enter a period of ______ in the winter, which is similar to hibernation for animals. During this period most of their normal activities stop. | dormancy |
| An organism's _____ provides food, water, shelter and space. | habitat |
| All energy comes from the_____ , and then cycles through the food webs to all of the animals in the community. | sun |
| _______ get energy directly from the sun and use it to make food. | plants |
| Because plants produce their own food, they are called ___________ . | producers |
| Organisms that get their energy from eating plants or other animals are called: | consumers |
| All of the interrelated food chains in an ecosystem make up a: | food web |
| The food chain starts with a producer (a plant) and ends with a: | decomposer |
| Decomposers like ______ break down organisms and recycle them back to the nutrient pool. | fungi |
| All of the living and nonliving things in an environment make up a(n): | ecosystem |
| the role an oraganism plays in its environment | niche |
| All organisms have _________ that allow it to survive in its environment | adaptations |
| _____________ adaptations are body parts that help an organism survive, like long beaks, webbed feet, camouflage. | structural |
| The amount of moisture in the air is: | humidity |
| The weight of the air causes: | air pressure |
| The capacity of an eyedropper would be a few: | milliliters |
| One thousand milliliters equals one: | liter |
| A liter is close in volume to a: | quart |
| The mass of a paperclip or a sheet of paper is about one: | gram |
| The mass of a book could be about one: | kilogram |
| Length and distance are measured in these metric units: | meters |
| One thousand meters equals one: | kilometer |
| Objects in motion have ______ energy. | kinetic |
| ______________ energy is stored energy. | potential |
| Which will light a bulb, an open or closed circuit? | closed |
| If your string of holiday lights goes dark when one little bulb burns out, the string of lights is a ______ circuit. | series |
| This circuit has more than one pathway for the flow of electrical current. If one bulb burns the others will remain lit. It is a _________ circuit. | parallel |
| Electrical energy moves easily through materials that are: | conductors. |
| Wires are usual made from ____ because it conducts electricity well. | metal |
| Material like rubber, plastic and wood do not conduct electricity well. They are: | insulators |
| If you wrap wire around a nail and run electricity through the wire, you have created an: | electromagnet |
| If you rub your feet on the carpet, or rub a balloon on a wool sweater, you may create: | static electricity |
| Static electricity occurs when negatively charged _____ are rubbed off of one surface and on to another. | electrons |
| What kind of cloud brings stormy weather, thunderstorms, and sometimes even tornadoes? | Cumulonimbus |
| Puffy white clouds that look like cotton balls are: | cumulus |
| High, thin, wispy clouds are: | cirrus |
| Which cloud forms a gray blanket over the sky, often bringing steady rain or drizzle? | stratus |
| This instrument measures air pressure is a: | barometer |
| This instrument measures wind speed: | anemometer |
| This instrument measures moisture in the air: | hygrometer |
| This instrument measures precipitation: | rain gauge |
| These severe storms usually form over water in the Caribbean: | hurricanes |
| Earth is the ______ planet from the sun. | third |
| Ancient Greeks like Aristotle and Ptolemy believed the _________ was the center of our solar system, and the planets and the sun revolved around us. | Earth |
| Copernicus and Galileo tried to convince the world that the ________ was actually the center of the solar system, and all of the planets revolve around it, and not around the Earth. | sun |
| The NASA Apollo missions sent astronauts to the ______ . | moon |
| About half of Virginia is considered to be in the Chesapeake Bay ________ because the surface water and all of the materials it carries drain into the Chesapeake Bay. | watershed |
| Much of Virginia is covered in ______, an important natural resource for Virginia. | forests |
| An important energy resource mined in the southwestern part of Virginia is ________ . | coal |
Created by:
MrLittle5
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