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WES SCIENCE 4th
old
| Question | Answer |
|---|---|
| The capacity of a container is how much it can hold. The capacity our large Coke bottle, even if it is empty, is: | 2 liters |
| The capacity of an eyedropper would be a few: | milliliters |
| A milliliter of liquid is: | a few drops |
| The volume of liquid in a graduated cylinder might be 50: | milliliters |
| The volume of liquid in a beaker might be 300: | milliliters |
| One thousand milliliters equals: | one liter |
| A liter is close in volume to a: | quart |
| An instrument used to measure mass is a: | balance |
| The mass of a paperclip or a sheet of paper is about: | one gram |
| The mass of a book could be about: | one kilogram |
| 1000 grams equal: | one kilogram |
| Length and distance are measured in these metric units: | meters |
| Volume of a liquid or capacity of a container is measured in these metric units: | liters |
| Mass is measured in these metric units: | grams |
| A centimeter is about as long as your: | fingernail |
| If your fingernail is one centimeter long, how long is it in millimeters? | ten |
| The distance from your waist to the floor could be about: | one meter |
| One-hundred centimeters equals: | one meter |
| One thousand meters equals: | one kilometer |
| In an experiment to measure the how different types of soil affect tulip growth, you fill five identical pots with different types of soil and place a tulip bulb in each. The variable in the experiment is the: | soil |
| The pots, tulip bulbs, water and amount of sunlight are should be the same for all of the pots. These are the: | constants |
| Objects in motion have ______ energy. | kinetic |
| Potential energy is ________ energy. | stored |
| Due to the pull of gravity, the higher an object is off the ground, the more ____________ it has. | potential energy |
| When I hold a ball in the air, it has potential energy. When I let go, the ball starts to fall. Potential energy changes to: | kinetic energy |
| There are many forms of energy. Energy caused by the movement of electrons is: | energy |
| Energy stored in food, batteries and fossil fuels like coal and gasoline is: | chemical energy |
| Energy in moving or spinning objects like gears, car wheels, or joggers, is _______ energy: | mechanical |
| Machines make work easier and help us work more: | efficiently |
| A combination of two more simple machines is a: | compound machine |
| Machines made of many compound machines are: | complex machines |
| An object that is sharp, like a knife, ax, or nail, is a: | wedge |
| Doorknobs, screwdrivers, and wheels of all sorts are: | wheel and axles |
| A seesaw, crowbar, shovel, and nutcracker are: | levers |
| A ramp, staircase, and ladder are: | inclined planes |
| A jar lid and corkscrew are: | screws |
| What simple machine is used to hoist a flag or raise window blinds? | pulley |
| A wheelbarrow, scissors, and a bicycle are: | compound machines |
| Simple machines with fulcrums (pivot points) are usually: | levers |
| These simple machines have ropes or chains. | pulleys |
| Two objects rubbing together create: | friction |
| Friction resists or stops motion, and creates: | heat |
| Unless acted on by a force, objects in motion tend to stay in motion and objects at rest remain at rest. This is the principal of: | inertia |
| It's harder to push a real truck than a toy truck because objects with more mass have: | more inertia |
| Which will light a bulb, an open or closed circuit? | closed circuit |
| If your string of holiday lights goes dark when one little bulb burns out, the string of lights is a: | series circuit |
| 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: | Parallel circuit |
| 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 |
| Magnetism and _______ are very closely related. | electricity |
| An electric current creates a magnetic field, and a magnetic field creates an _________ . | electric current |
| 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 |
| Benjamin Franklin learned that lightning was a form of electricity. What kind of electricity? | static electricity |
| Who invented the light bulb? | Thomas Edison |
| Which plant part takes in water and nutrients? | root |
| 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 |
| The small leaves that form around the developing flower are the: | sepals |
| 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 _____ , 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 |
| Food chains and food webs always start with a: | plant |
| 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: | ecosystem |
| The specific place an organism has in the food web is the organism's: | niche |
| All organisms have _________ that allow it to survive in its environment. | adaptations |
| Structural adaptations are __________ that help an organism survive, like long beaks, webbed feet, camouflage. | body parts |
| The measure of the amount of heat energy in the atmosphere is: | temperature |
| The amount of moisture in the air is: | humidity |
| The weight of the air causes: | air pressure |
| Air circulates around the Earth in big chunks called: | air masses |
Created by:
MrLittle5
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