connecting vocabulary D

ability *	* a person who assists or helps another
accidental *	* the science or work of planning and putting up buildings
acids *	* the shape made by two straight lines meeting in a point. The space between those lines is called an angle.
adapt, adapted, * adapting	* to change to fit new conditions. Animals and people can adapt to new surroundings.
angle *	* an expert in astronomy, the science that studies the motion, size, and makeup of the stars and planets.
architecture *	* a natural talent or having the power or means to do something
assistant *	* happening by chance
astronomer *	* chemical substances that have a sour taste, dissolve in water, and turn blue litmus paper red
backyard *	* a thick layer of insulating fat
blood vessels *	* a yard at the back of a house or other building
blubber	* very bright, glittering, or sparkling
breakthrough *	* the many tubes in the body through which the blood flows. Veins. arteries, and tiny capillaries are all blood vessels
brilliant *	* a very important discovery leading to progress
camouflage *	* a change that produces one or more new substances and may release energy. Burning a match is an example of a chemical change. Soot, smoke, and hot gases are produced and energy is released in the form of light and heat.
characters *	* A disguise that makes something blend in and hard to see. Some animals are insects have natural camouflage that allow them to hide from predators, such as the green color of an insect on a leaf.
chemical change *	* the line that bounds a circle or other rounded figure. The length of that line is also called circumference.
circumference *	* All the things that make people different from one another. How people think and act shows their matures or characters. characters are also the people in books, plays, movies, and art.
civil rights *	* the quality of having a body temperature that becomes colder or warmer depending on the temperature of the environment. Reptiles. fish, and amphibians are coldblooded animals.
climate *	* the rights of all citizens, regardless of race, religion, and gender to vote, to enjoy life, liberty, property, and equal protection under the law.
coldblooded *	* a region with particular weather conditions
complete, completed, * completing	* the care and protection of forests, water, and other natural resources
compost *	* A result or outcome. Something of consequence is something that has importance
consequence *	* a mixture of rotten vegetable matter, manure, and other organic waste for fertilizing soil
conservation *	* to finish something. When a thing is complete it is whole and has no parts missing

continent *	* any person or animal that is alive
creature *	* liking to make others suffer. A cruel person has no mercy or pity and enjoys causing pain or suffering.
cruel *	* any of the seven large land areas of the earth. The continents are Africa, Asia, Australia, Europe, North America, South America, and Antarctica.
decomposers *	* to change food in the stomach and intestines into a form that can be used by the body
defense *	* the organs through which food passes, is digested, and leaves as waste.
determination *	* animals that feed on the waste or remains of plants and animals
digest, digested, digesting *	* the act or means of protecting something or someone against attack
digestive system *	* separated into parts or split up. When you divide in arithmetic, you separate into equal parts.
dinosaur *	* any one of a large group of reptiles that lived millions of years ago
discovery *	* the quality of having the mind set on achieving a particular goal and not changing from the cause
disorders *	* the act of finding out, learning, or seeing for the first time
divided *	* sicknesses or ailments
education *	* a flow of electric charges that is measured in units called amperes
electric current *	* any of the parts or qualities of a thing
elements *	* the act or work of teaching people. An education is also the things a person learns by being taught. A person usually goes to school to get an education.
emotions *	* drawn using acid on a metal or glass surface
escape *	* strong feelings, such as love, hate, joy, or fear
esophagus *	* to have been
eucalyptus *	* to break loose or get free
etch, etched, etching *	* groups of people who have the same language, race, culture, or traditions
ethnic groups *	* a kind of tree that grows in hot, moist climates. These trees produce oil, gum, and wood.
exist, existed, existing *	* the food pipe through which food passes from the throat to the stomach
faces *	* the act of breaking or the condition of being broken
flesh *	* the soft parts of the body, especially the parts between the skin and bones
fossils *	* any hardened remains or prints of plants or animals that lived many years ago
fracture *	* liberty or independence. The ability to move about freely
freedom *	* the sides of a three-dimensional figure
geologist *	* planets which are large spheres made up mostly of gases, like Jupiter, Saturn, Uranus, and Neptune
gas giant *	* A person who studies geology, the science of what the earth is made of and how it changes over time

heritage *	* a place where people live
household *	* the story or record of what has happened in the past
history *	* traditions handed down from earlier generations or from the past.
image *	* not able to be seen. When something is visible it is able to be seen
immigrants *	* to be covered or surrounded with a material that slows or stops the flow of electricity, heat, or sound
incinerators *	* a picture or likeness of a person or thing
insulate, insulated, * insulating	* people who come to live in a country in which they were not born
inventor *	* bodies of land that are completely surrounded by water. An island is smaller than a continent
invisible *	* a person who invents. To invent is to make or think of something for the first time
islands *	* a furnace that burns trash
landfills *	* anything that takes up space. Solids, liquids, and gases are forms of matter. Everything in the universe is made of matter
leftover *	* a way to dispose of garbage and trash by burying it between layers of earth
matter *	* something that remains unused or uneaten
millions *	* th act of mimicking. To mimic is to imitate or look like something else
mimicry *	* a picture painted on a wall or ceiling
mounments *	* a very large number. One million is one thousand tines one thousand, or 1,000,000
murals *	* a building, statue, or other object made to honor a person or event
national parks *	* proteins and vitamins that are needed by people, animals, or plants for life and growth
numerous *	* areas of special scenic, historical, or scientific importance set aside and maintained by the government of a country. In the United State, these parks are protected by an act of Congress
nutrients *	* forming a large number
organic *	* made, done, thought of, or used for the first time. Original comes from the word origin, which means the cause or source of something
original *	* having to do with all living things. All organic substances contain carbon, an element which is found in all living things. Organic fruits and vegetables are grown without using chemicals
panels *	* any change in the size, shape, or state of a substance. for example, ice is water in a solid state. when ice melts it becomes water in s liquid state. the water changed states but remained the same substance.
physical change *	* long, thin, flat pieces of wood on which pictures are painted. A panel could also refer to the picture painted on that kind of surface.

plantation *	* a person who is the leader of a group, company, or government, such as the United States
polish, polished, polishing *	* to shine a surface. A polished surface is smooth and shiny
pollution *	* a large estate or farm worked by laborers who live there
precipitation *	* the falling of water in the form of rain, sleet, hail, or snow
president *	* having to do with or do with or for all the people
public *	* harmful materials such as certain gases, chemicals, and wastes that dirty the air, water, or soil. To pollute something means to make it dirty or impure
rain forest *	* a dense forest that receives a large amount of rain during the year
rainbow-colored *	* to use again. We save trees when we recycle paper
rancher *	* a person who lives on, works, or owns a ranch. A ranch is a large farm on which large herds of cattle, sheep, and horses are raised
recycle *	* having the colors of a rainbow. The colors of a rainbow are red, orange, yellow, green, blue, indigo, and violet.
refuges *	* the quality or condition of being responsible. When a person is responsible, they are supposed or expected to take care of something or to do something. Responsible people are considered trustworthy and reliable
regenerate *	* shelter or protection from danger or trouble. A place that gives shelter or protection is also known as a refuge.
region *	* a person or animal that runs away
reptiles *	* any large area or territory
responsibility *	* a group of coldblooded animals with backbones
runaway *	* to restore or replace a body part by a new growth of tissue
scenic *	* bones in the body that fit together and form the skeleton
skeletal system *	* of or relating to natural views or landscapes that are pleasing to the eye
skeleton *	* a framework that supports and protects the body of an animal
slavery *	* a part of the digestive system that forms a long coiled tube which connects the stomach and the large intestine
small intestine *	* people who are members of an army. An army is a group of soldiers who are trained to fight on land
social *	* the practice of owning slaves or the condition of being a slave. A slave is a person who is owned by another person. Slavery was made illegal in the United States by the 13the Amendment to the Constitution in 1865
soldiers *	* having shape or hardness
solid *	* living together in organized communities. A social is another word for a friendly gathering like a dance or a party
soot *	* a space vehicle that carries cameras, instruments, and other research tools. The space probe sends data back to Earth for people to analyze
space probe *	* any group of animals or plants that are the same kind or type
species *	* a black. greasy powder that forms when such fuels as wood, coal, and oil are burned

sphere *	* a round body like a ball. All the points on a sphere are the same distance from its center
stomach *	* shaped to reduce resistance to motion through a fluid
streamlined *	* flat boxes or bags for carrying clothes when traveling
suitcases *	* an organ that is part of the digestive system. It is a muscular pouch helps break it down, and then passes the food on to the small intestine
telescope *	* a straight line graph that lists important events by year
thermal energy *	* people who are traveling for pleasure or to learn about other places. Visitors
time line *	* an instrument that makes distant objects seem larger and nearer. Telescopes are very useful for studying the stars and planets in distant space
tourists *	* energy in the form of heat. The word thermal means relating to or holding in heat
Underground Railroad *	* To journey by water or through space. A voyage is usually a long trip
voyage, voyaged, voyaging *	* A system of cooperation among active antislavery people in the U.S. before 1863 by which runaway slaves were secretly helped to reach the North or Canada. Antislavery means "against slavery."
war *	* wild animals that live naturally in an area
weather *	* a state or time of armed fighting between countries or different groups within a country
well-known *	* a photograph made with x-rays, a kind of radiation that can pass through substances that ordinary rays of light cannot pass through
wildlife *	* the condition of the air or atmosphere at a particular time and place
x-ray *	* known to many people. Famous