4 th grade 3 rd six weeks science unit 4 lesson 3 cscope vocabulary words 2008 2009 n.
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4 th Grade 3 rd Six Weeks Science Unit 4, Lesson 3 CScope Vocabulary Words 2008-2009 PowerPoint Presentation
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4 th Grade 3 rd Six Weeks Science Unit 4, Lesson 3 CScope Vocabulary Words 2008-2009. soil a mixture of decaying organic material, weathered rock, water, mineral fragments, and air that takes thousands of years to develop suelo

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slide2
soil

a mixture of decaying organic material, weathered rock, water, mineral fragments, and air that takes thousands of years to develop

suelo

una mezcla de materia orgánica, piedras degradadas, agua , fragmentos de minerales, y aire que toma miles de anos para desarrollares

slide3

topsoil

the top layer of soil made up of the smallest grains and the most humus

mantillo

la capa superior del suelo compuesta de los granos más pequeños y la mayor cantidad de humus

slide4
sand

a tiny rock (Many beaches are covered with sand.)

arena

rocas muy pequeñas (La mayoría de las playas están cubiertas de arena.)

slide5

gravel

rock fragments and pebblesgrava

pedazos de piedras y roca

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silt

mud or clay or small rocks deposited by a river or lake

cieno

barro o arcilla o pequenos pedazos de piedra depositados por un rio o lago

silt / cieno

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clay

a type of soil made up of very small grains; it holds water well

arcilla

un tipo de suelo compuesto de granos muy pequeños; retiene bien el agua.

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humus / organic matter/ living things in the soil

the part of the soil made up of decayed parts of once-living things

humus / materia organica / cosas vivas en la tierra

la parte del suelo compuesta de restos de seres vivos

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potting soil

made up largely of peat moss, bark, and perlite; it lacks both minerals and humus

abonos para macetas

hecho de musga y corteza ;le falta minerales y humus

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boulders

a large rock ( A boulder can be larger than a person.)

roca

una piedra grande ( Una roca puede ser mas grande que una persona.)

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purpose

an anticipated outcome that is intended or that guides your planned actions

proposito

un resultado anticipado que guia tus planes de accion

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hypothesis

an educated guess

hipótesis

una adivinaza educada

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materials

things needed for doing or making something

materiales

cosas que se necesitan para hacer o construir algo

slide15
procedures

a set sequence of steps

procedimientos

una sequencia de pasos

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results

the findings of your investigation

resultados

lo que encontrastes en tu investigacion

slide17
conclusions

a summary of all of the steps and outcome of your investigation

concluciones

un resumen de todos los pasos y los resultados de tu investigacion

slide18
constants

the step or piece of your investigation that does not change

constante

el paso o pieza de tu investigacion que no cambia

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variable

the step or piece in your investigation that changes

variable

el paso o pieza en tu investigación que cambia