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Gallardo exam review
1st nine weeks exam
| Question | Answer |
|---|---|
| Application of science to our lives | technology |
| the study of laws of motion | physics |
| Gathering info. using the five senses | observation |
| The study of rocks and minerals | geology |
| person who studys fresh water | hydrologist |
| Educated guess that can be tested | hypothesis |
| Person who specializes in the study of volcanoes | Volcanologist |
| The study of bodies of saltwater | oceanography |
| things that stay the same in an experiment | constants |
| Person who studies weather | metorologist |
| Last step of the scientifoc method | conclusion |
| the study of properties of matter | chemistry |
| Person who studies planets and stars | astronomer |
| Variable being measured in an experiment | Dependant variable |
| person who studies living things | biology |
| variable being tested in an experiment | independant variable |
| The specific study of earthquakes | seismology |
| 5 steps scientists use to solve problems | scientific method |
| Number of protons in the nucleus | atomic Number |
| Formula for volume | v=lxwxh |
| Method used to find volume of a odd shaped object | displacement |
| Tool that measures temp. | thermometer |
| S.i. unit of temerature | Calcius |
| Anything that takes up space & has mass | matter |
| Anything that gains or looses electrons | ion |
| Negatively charged particles outside the nucleus | electrons |
| total number of protons and neutrons in the nucleus | mass # |
| atoms with same protons but different number of neutrons | isotope |
| Particles in the nucleus with no charge | neutrons |
| Tool to measure weight | spring scale |
| Amount of matter that occupies a particular space | density |
| S.I. unit of length | meter |
| Tool that measure liquid volume | graduated cylinder |
| s.I. unit of weight | newton |
| Amount of matter in an object | mass |
| 1cm3= | 1ml |
| Formula for density | mass divided by volume |
| S.I. unit of mass | gram |
| lowest possible temp. | absoulute zero |
| Gravities pull on an object | weight |
| tool that measures mass | triple beam balance |
| Amount of space an object occupies | volume |
| Contains only one kind of atom; in its simplists form | element |
| Particles with a positive charge | protons |
| Chart of elements arranged in similar groups | periodic table |
| the building blocks of matter | atoms |
| Copper | Cu |
| Oxygen | O |
| Sodium | Na |
| Potassium | K |
| carbon | C |
| Hydrogen | H |
| Helium | He |
| Neon | Ne |
| Lead | Pb |
| Iron | Fe |
| Gold | Au |
| silver | Ag |
| Chlorine | Cl |
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