MTTC INTEGRATED SCIENCE EXAM PACK|QUESTIONS & ANSWERS(CORRECT)

Independent Variable - ANSWER The experimental factor that is manipulated; the variable whose effect is being studied. Placed on the x-axis (horizontal) on a graph. Dependent Variable - ANSWER The variable that is measured in an experiment. Placed on the y-axis (vertical) on a graph. Scientifi...

What are the 5 steps in the Scientific Method? - ANSWER 1. Identify a problem or pose a question based on an observation. 2. Formulate a hypotheses. 3. Conduct experiments or tests the hypotheses. 4. Observe and record the results. 5. Draw a conclusion (was the hypothesis correct?). * peer re...

astronomy - ANSWER The study of the moon, stars, and other objects in space layers of the sun - ANSWER photosphere, chromosphere, corona the moons gravitational pull is responsible for - ANSWER earths tides Equinox - ANSWER The two days of the year on which neither hemisphere is tilted towa...

volumetric flask - ANSWER used to accurately prepare solutions of various concentrations often used in titrations erlenmeyer flask - ANSWER can be used for mixing, transporting, and reacting, but are not appropriate for accurate measurements repippette - ANSWER hand operated pump that dispe...

# of Animal species - ANSWER over 1 million species and about 30 divisions # of insects - ANSWER 800,000 species, half of animal kingdom Characteristics of animal kingdom - ANSWER muliticellular, heterotrophic, reproduce sexually, do not have cell walls or chloroplasts, can move at some stage ...

Plasma - ANSWER ionized gas that has some electrons that are described as free because they are not bound to an atom or molecule specific gravity - ANSWER measurement of the density of substances in a liquid compared to water atomic theory - ANSWER a theory that states that all matter is compo...

Observational recordings - ANSWER - should not be altered, erased, or whited-out to make corrections - drawing a single line through it Parts of a lab report - ANSWER 1. title 2. abstract - contain the hypothesis - include a control and one variable 3. introduction 4. methods 5. res...

Who uses photosynthesis? - ANSWER autotrophs Where does photosynthesis occur? - ANSWER chloroplasts chemosyntheis - ANSWER used by prokaryotic autotrophs as an inorganic chemical reaction to produce energy heterotrophs - ANSWER require food and use cellular respiration to release energy fro...

Theory of Plate Tectonics - ANSWER A theory stating that Earth's lithosphere is broken into huge plates that move and change in size over time - explains the process of continental drift - theory is a fusion on the theories of continental drift and seafloor spreading - continents are not floatin...

Independent Variable - ANSWER The experimental factor that is manipulated; the variable whose effect is being studied. Placed on the x-axis (horizontal) on a graph. Dependent Variable - ANSWER The variable that is measured in an experiment. Placed on the y-axis (vertical) on a graph. Scientifi...