Natural Sciences Exam Bundle Graded A+

How does biology unify much of natural science? - ANSWER-Biology unifies much of natural science by incorporating elements of natural sciences. Energy exchanges associated with physics are used in every level of exchange between living organisms. Chemical elements from chemistry make up the structur...

Chemistry - ANSWER-the branch of physical science that studies matter and its changes Physics - ANSWER-a branch of physical science that studies forces and energy Geology - ANSWER-a branch of Earth science that studies the physical nature and history of Earth Meteorology - ANSWER-a branch o...

which ones are correct? 1. Biological and non-biological substances both need oxygen for their existence 2. the human body consists only of biological substances - ANSWER-1 and 2 are both correct which ones are correct? 1. every living organism needs some non-biological substances for its exis...

Speed of Waves - ANSWER-Speed (v) = Frequency (f) x Wavelength (λ) Ideal Gas Law (pressure and volume) - ANSWER-PV=nRT. P- pressure V- volume n- amount of gas R- gas constant T- temperature of the gas Acceleration caused by gravity - ANSWER-9.8 meters per second squared Law of Forc...

Venus, Mars, Jupiter, Saturn - ANSWER-The following planets are visible with the naked eye. If a planet has an orbit smaller then Earth it can be seen in the morning or evening sky. Electrostatic - ANSWER-Atoms are held together by chemical bonds that are primarily? Glacial ice - ANSWER-An un...

The scientific method, which is very useful in many field besides science, is simply - ANSWER-A systematic way of evaluating evidence A scientific theory - ANSWER-Has been confirmed through repeated tests. A scientist recorded the time of sunrise every day for ten years. This is a method of ga...

What practical use has been found for radio waves? - ANSWER-Cell phone communications Blue light has a higher frequency than red light, therefore blue light - ANSWER-Transmits more energy than red light Standing at a station on the New Jersey Transit railroad line you hear the horn from an app...

Heading - ANSWER-Is comprised of the: o chapter number o chapter title Heading - ANSWER-we gain information on the: o place of the lesson of the book and; o the main topic Brief Explanation - ANSWER-Contents of the chapter may also be presented in order to set the expectations of the reade...

All natural sciences rely on the fundamental assumption that - ANSWER-The natural world operates in a consistent and predictable manner At the planetary scale, the most striking feature of Earth's surface is its division into - ANSWER-Continents and Ocean Basins Earth's age has been determin...

Biology - ANSWER-The study of living and non-living organisms. Life Science - ANSWER-The study of plants and animals. Botany - ANSWER-The study of plants. Zoology - ANSWER-The study of animals Chemistry - ANSWER-the study of chemicals Physics - ANSWER-The study of energy and matter. ...

cell - ANSWER-the smallest unit of all living organisms microscope - ANSWER-an instrument that uses a lens or a combination of lenses to produce magnified images of small objects unicellular - ANSWER-consisting of one cell multicellular - ANSWER-consisting of many cells ingestion - ANSWE...

What is a simple device that opens and closes a circuit? - ANSWER-switch TRUE or FALSE As a ball rolls along the ground it starts to slow down and stops after a period of time as this is caused by friction. - ANSWER-true What is the difference between a series circuit and a parallel circuit? ...

natural selection - ANSWER-survival of the fittest organisms based on their favorable heritable characteristics and being best adapted to the environment mechanism for evolution increased reproductive success of organisms with favorable heritable characteristics leading to a change in the gene...

What must be true about a scientific hypothesis? - ANSWER-Hypotheses must be falsifiable. What is important for the formation of scientific hypothesis? - ANSWER-Creativity and cooperation. What correctly describes a theory? - ANSWER-A group of well tested hypotheses that provide evidence to su...

Steps in the scientific method - ANSWER-1. Make an observation and describe it 2. Form a question 3. Make a prediction and create a hypothesis 4. Plan and conduct experiment to test hypothesis 5. Gather data and analyze results 6. Draw Conclusions What is scientific explanation - ANSWER-how...

Which of the following would cause a high angle of reflection of a light wave? (a) high angle of incidence of the wave (b) a low angle of incidence of the wave (c) a wave that travels through a medium of higher density (d) a wave with a very short wavelength - ANSWER-(a) a high angle of incid...

What 3 ways is temperature measured in? - ANSWER-Fahrenheit Celsius Kelvin Fahrenheit: A. Water freezes at ____ degrees B. Boils at ____ degrees C. Average body temperature is ____ degrees - ANSWER-A. 32 B. 212 C. 98.6 Celsius: (centigrade) A. Water freezes at ____ degrees B. Boils a...

control variable - ANSWER-In an experiment of or set of compared observations, a variable that does not differ between control and test groups. controlled experiment - ANSWER-Test group compared to a control, or unaltered, group. data - ANSWER-Recordable observations or measurements. deduct...

Water - ANSWER-most abundant substance on the SURFace of the planet oceans cover 70% of the planets surface Why is water important? - ANSWER--Maintains climate -Dilutes pollutants -Essential to ALL life - Most living things are composed by water (weight) Trees-60% Most animals/humans 65...

Proton - ANSWER-positive charge Electron - ANSWER-negatively charged particle Neutron - ANSWER-no charge Neucleus - ANSWER-Center of an atom Melting - ANSWER-solid to liquid Evaporation - ANSWER-Liquid to gas Condensation - ANSWER-Gas to liquid Freezing - ANSWER-liquid to solid ...

What are the 4 basic methods that humans have for "knowing" things? - ANSWER-1. Personal Experience/Trial and Error 2. Oral Tradition 3. Written Communication 4. Modern Scientific Method Oral Tradition - ANSWER-The passing of information that allows new techniques to be developed Example ...

What about alternatives to fossil fuels? - ANSWER-Neither the availability or cost of fossil fuels, nor the upfront cost in public opinion of nuclear fuel, look very promising solar energy - ANSWER-energy that comes from the sun Used by the Greeks 2000 years ago and the Anasazi Indians of the des...

When two atoms link up we call that - ANSWER-a chemical bond the most stable configurations of electrons occur in which of the following cases? - ANSWER-elements that are inert gases in many instances, the formation of a chemical bond leads to which of the following cases? - ANSWER-a configura...

Which of the following is totally a longitudinal wave? a) Water b) Sound c) Light d) Electromagnetic e) Laser - ANSWER-B) Sound Which part of a sound wave is related to its loudness? a) amplitude b) frequency c) wavelength d) speed e) velocity - ANSWER-A) Amp...

Biology - ANSWER-The study of life and living things cell membrane - ANSWER-the structure that separates the inside of the cell from the outside of the cell Cells - ANSWER-the basic units that make up all living organisms Chloroplast - ANSWER-the organelle in plant cells that capture energy...

Independent Variable - ANSWER-The thing in an experiment that changes Dependent Variable - ANSWER-The thing that is affected by the independent variable Controlled Variable - ANSWER-The things in an experiment that stay the same Producer - ANSWER-Make their own food Omnivore - ANSWER-Ani...

independent variable - ANSWER-variable being manipulated dependent variable - ANSWER-thing we are measuring experimental group - ANSWER-group that receives the manipulation control group - ANSWER-does not receive the manipulation operational definition - ANSWER-the measurable definition ...

Which disease is NOT genetically inherited (A) Tuberculosis (B) Phenylketonuria (C) Huntington disease (D) Cystic fibrosis (E) Tay-Sachs disease - ANSWER-(A) Tuberculosis Which disease can be controlled merely through regulation of diet (A) Tuberculosis (B) Phenylketonuria (C) Huntin...

Nutrient - ANSWER-The important parts of food that living things need for energy and good health Diet - ANSWER-The food that people eat on a daily basis Food groups - ANSWER-The main types of food Carbohydrate - ANSWER-A food type that gives energy to living organisms Protein - ANSWER-A ...

Know the characteristics of pseudoscience. - ANSWER--Things presented as science, but which do not meet scientific standards -Conclusions are not derived from valid empirical data -Contradict currently accepted theories -Fake science Know the characteristics of pseudoscientists. - ANSWER--Typi...

Earliest life forms trace back to - ANSWER-4 billion years ago Earth's early atmosphere - ANSWER-Reducing and lacked oxygen A.J Oparin's hypothesis - ANSWER-Earth's reducing atmosphere plus cooling and lightning storms resulted in primordial soup where organic molecules could be formed S...