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Casteel 4th Review 2

SOL 4th Grade Review

TermDefinition
sepals The small leaves that form around the developing flower are the:
Thomas Edison Who invented the light bulb:
The roots Which plant part takes in water and nutrients?
The stem Which part supports the plant and allows the movement of water and nutrients?
the leaves Which plant part makes food for the plant?
pistil The seed forms in the female reproductive part of the flower called the
stamen Pollen forms on the ends of the male reproductive parts of the flower called the:
pollination Pollen is transferred from the stamen to the pistil in a process called:
spores Most plants reproduce with seeds, but ferns and mosses reproduce with:
photosynthesis Green plants produce their own food in a process called:
water, nutrients, sunlight, carbon dioxide (from the air) and chlorophyll To produce food, green plants use:
chlorophyll Plants are green because of:
dormancy 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.
habitat An organism's _____ provides food, water, shelter and space.
sun All energy comes from _____ , and then cycles through the food webs to all of the animals in the community.
plants _______ get energy directly from the sun and use it to make food.
producers Because plants produce their own food, they are called ___________ .
consumers Organisms that get their energy from eating plants or other animals are called:
food web All of the interrelated food chains in an ecosystem make up a:
plant Food chains and food webs always start with a:
decomposer The food chain starts with a producer (a plant) and ends with a:
fungi Decomposers like ______ break down organisms and recycle them back to the nutrient pool.
ecosystem All of the living and nonliving things in an environment make up an:
adaptations All organisms have _________ that allow them to survive in its environment
migration, hibernation, instincts, etc Behavioral adaptations are things that organisms do to survive. Examples of behavioral adaptations are:
temperature The measure of the amount of heat energy in the atmosphere is:
humidity The amount of moisture in the air is:
air pressure The weight of the air causes:
air masses Air circulates around the Earth in big chunks called:
a few drops A milliliter of liquid is:
1 liter One thousand milliliters equals:
quart A liter is close in volume to a:
balance An instrument used to measure mass is a:
1 gram The mass of a paperclip or a sheet of paper is about:
1 kilogram The mass of a book could be about:
fingernail A centimeter is about as long as your:
kinetic Objects in motion have ______ energy.
stored Potential energy is ________ energy.
potential energy Due to the pull of gravity, the higher an object is off the ground, the more ____________ it has.
friction Two objects rubbing together create:
heat Friction resists or stops motion, and creates:
closed circuit Which will light a bulb, an open or closed circuit?
conductors. Electrical energy moves easily through materials that are:
metal Wires are usually made from ____ because it conducts electricity well.
insulators Material like rubber, plastic and wood do not conduct electricity well. They are:
electromagnet If you wrap wire around a nail and run electricity through the wire, you have created an:
static electricity If you rub your feet on the carpet, or rub a balloon on a wool sweater, you may create:
electrons Static electricity occurs when negatively charged _____ are rubbed off of one surface and on to another.
static electricity Benjamin Franklin learned that lightning was a form of electricity. What kind of electricity?
iron (steel) cobalt, nickel Magnets attract these metals:
rainy weather ahead. A falling barometer often means:
Cumulonimbus What kind of cloud brings stormy weather, thunderstorms, and sometimes even tornadoes?
cumulus clouds Puffy white clouds that look like cotton balls are:
cirrus clouds High, thin, wispy clouds are:
stratus cloud Which cloud forms a gray blanket over the sky, often bringing steady rain or drizzle?
barometer This instrument measures air pressure is a:
anemometer This instrument measures wind speed:
hygrometer This instrument measures moisture in the air:
rain gauge This instrument measures precipitation:
eight Earth is one of ____ planets that revolve around the sun.
third Earth is the ______ planet from the sun.
rocky inner planets Venus, Mercury, Earth and Mars are the :
water and an oxygen rich atmosphere What does the Earth have that allows it to support life?
It blocks out most of the sun's damaging rays. How does the Earth's atmosphere protect the Earth?
the Earth Ancient Greeks like Aristotle and Ptolemy believed _________ was the center of our solar system, and the planets and the sun revolved around us.
sun Copernicus and Galileo tried to convince the world that ________ was actually the center of the solar system, and all of the planets revolve around it, and not around the Earth.
moon The NASA Apollo missions sent astronauts to the ______ .
watershed 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.
forests Much of Virginia is covered in ______, an important natural resource for Virginia.
coal An important energy resource mined in the southwestern part of Virginia is ________ .
reproduction, it makes the seed What is the role of the flower?
Wherever there was a flower Where do you find fruits on a plant?
My Very Excellent Mother Just Served Us Nachos How do we remember the order of the planets?
Aristotle & Ptolemy Who incorrectly believed that the Earth was the center of the solar system?
CO2 Carbon Dioxide
carbon dioxide What gas do plants need for photosynthesis?
Oxygen What gas to plants release during photosynthesis?
Created by: lkcasteel