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Unit 1 Test Review. Interpreting Graphs. Mr. M’s class grades were graphed as a pie chart. Based on this graph: The largest percentage of students received what grade? Estimate what percentage of students received a B Estimate what percentage of students received an A
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Interpreting Graphs • Mr. M’s class grades were graphed as a pie chart. Based on this graph: • The largest percentage of students received what grade? • Estimate what percentage of students received a B • Estimate what percentage of students received an A • Based on the graph, do you think Mr. M’s class is hard?
Interpreting Graphs • The scatterplot below shows a bus stop in which those waiting at the bus are plotted by their height and by their age. Identify what dot goes with which passenger
Interpreting Graphs • The graph below compares the number of students enrolled in classes. • What class has the highest enrollment? • How many students are enrolled in chemistry? • How many are enrolled in Anatomy? • Which course is least popular?
Interpreting Graphs • The line graph compares the growth of plants that were kept in the sun for different amounts of time. • On Day 7 – how tall were the 3 hr sun plants? • On Day 7 – how tall were the 6 hr sun plants? • On Day 11 – how tall were the 9 hr sun plants? • On Day 11, The plant that was grown in1 hr of sunlight was how tall?
Identify the Level: • Deer, hawks, chipmunks, temperature, sunlight, soil in the deciduous forest • Water, oxygen, carbon dioxide, amino acid • Hawks in the deciduous forest • Deer, hawks, and chipmunks in the deciduous forest • A deer in the deciduous forest • All the areas on earth, such as the desert, deciduous forest, rainforest, tundra
Identify the Level: • The stomach of a deer’s digestive system • Several muscle cells working to digest inside the stomach of a deer • An individual circular-shaped basic unit of life that makes up the stomach • The liver, gallbladder, stomach, small intestine and large intestine all working to break • down food for the deer. • The nucleus, ribosomes, DNA, and mitochondria found inside of a muscle cell.
Experimental Design Control Group Experimental Group
Experimental Design • After forming a hypothesis, a scientist usually… • What is a “controlled experiment?” • When does a hypothesis become a theory?
Evolution & Adaptation • Adaptations help an organism survive in its environment • Survive = eat & not get eaten
