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6th gr Science Exam
| Question | Answer |
|---|---|
| classification | the process of arranging animals other things into groups according to their similarities |
| characteristics of an insect | has head thorax abdomen/6 legs/simple & compound eye/ antennae/spiracle hind win forewing/ tracheae air sacs |
| class spiders belong to | arachnids |
| characteristics of a crustacean | head thorax abdomen/10 jointed legs/4 antennae/ eye on eye stalks/gills/ body parts grow back |
| regeneration | missing body parts grow back |
| geologist | scientists who study the earth |
| earthquake | any trembling or shaking of the earths crust |
| difference between magma and lava | magmas in the earth lavas out of the earth |
| sedimentary rock | rock that is formed from sediments that have been pressed together into solid rock |
| igneous rock | rock that forms when molten rock solidifies |
| metamorphic rock | the change of a rock into a new type of rock |
| galaxy | a star system containing from millions to billions of stars |
| nebulae | large clouds of gas and dust floating through space |
| Name for North Star | Polaris |
| Brightest star in the night sky | Sirius |
| Hottest part of the sun's atmosphere | Corona |
| Sir Isaac Newton | famous for studying the visible spectrum,made Newtonian telescope, made universal laws of gravity |
| Yuri Gagarin | the first person to travel in space |
| Robert Goddard | " The Father of Modern Rocketry " |
| Neil Armstrong | the first human being to set foot on the moon |
| John Glenn | The first American to orbit earth |
| oscillation | a back and forth motion that repeatedly follows the same path |
| wavelength | the length of one complete wave or cycle of oscillation |
| refraction | the turning back or turning aside of any wave when it hits an obstacle |
| geostationary | follows the earths orbit |
| Mercury | the closest planet to the sun |
| Venus | the hottest planet in our solar system |
| Mars | 1/2 the size of earth and the gravity is weaker. called red planet |
| Jupiter | the largest planet in our solar system |
| Saturn | the most glorious rings of any planet in our solar system |
| Uranus | the entire system is turned on its side |
| Neptune | orbit is unpredictable day-16 hrs yr-165 days |
| polar orbit | traveling perpendicular to the equator |
| Matter | anything that takes up space and has weight |
| Weight | a measure of the pull of gravity on an object |
| Mass | the amount of matter that makes up an object |
| Density | the amount of matter in one unit of volume |
| Element | substances that are composed of only one type of atom |
| Molecule | a tiny group of two or more atoms that are bonded tightly together |
| Compound | Substances that are composed of more than one type of atom bonded together |
| Atoms | all matter is composed of these tiny particles |
| Nucleus | the tiny, extremely dense core of an atom |
| Electron | negative charge |
| Neutron | neutral, no charge |
| Proton | positive charge |
| Electron shell | Electrons in the same distance from the nucleus |
| Atomic number | every single element has this |
| Combustion | whenever a substance reacts rapidly with oxygen |
Created by:
Studyhall
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