investigating the question RELEASED TEST Aligned to the Standards Science - Grade 8 For more information, visit www.lead4ward.com
IQ Analysis Investigating the Question 6.5C RC: 1 6.5C differentiate between elements and compounds on the most basic level 6.5C Analysis Q48 * * Correct answer J
IQ Analysis Investigating the Question 6.6B RC: 1 6.6B calculate density to identify an unknown substance 6.6B Analysis Q2 8.4A * * Correct answer J
IQ Analysis Investigating the Question 6.8A RC: 2 6.8A compare and contrast potential and kinetic energy 6.8A Analysis Q19 * * Correct answer B
IQ Analysis Investigating the Question 6.8C RC:2 6.8C calculate average speed using distance and time measurements 6.8C Analysis Q30 8.2E * Correct answer 4
IQ Analysis Investigating the Question 6.8D RC: 2 6.8D measure and graph changes in motion 6.8D Analysis Q28 8.2D * * Correct answer F
IQ Analysis Investigating the Question 6.9C RC: 2 6.9C demonstrate energy transformations such as energy in a flashlight battery changes from chemical energy to electrical energy to light energy 6.9C Analysis Q39 8.3B * * Correct answer D
IQ Analysis Investigating the Question 6.11B RC: 3 6.11B understand that gravity is the force that governs the motion of our solar system 6.11B Analysis Q26 * * Correct answer J
IQ Analysis Investigating the Question 6.12D RC: 4 6.12D identify the basic characteristics of organisms, including prokaryotic or eukaryotic, unicellular or multicellular, autotrophic or heterotrophic, and mode of reproduction, that further classify them in the currently recognized Kingdoms 6.12D Analysis Q47 8.2E * * Correct answer C
IQ Analysis Investigating the Question 7.6A RC: 1 7.6A identify that organic compounds contain carbon and other elements such as hydrogen, oxygen, phosphorus, nitrogen, or sulfur 7.6A Analysis Q31 * * Correct answer C
IQ Analysis Investigating the Question 7.7A RC: 2 7.7A contrast situations where work is done with different amounts of force to situations where no work is done such as moving a box with a ramp and without a ramp, or standing still 7.7A Analysis Q7 8.2E * * Correct answer D
IQ Analysis Investigating the Question 7.8C RC: 3 7.8C model the effects of human activity on groundwater and surface water in a watershed 7.8C Analysis Q42 8.3B * * Correct answer J
IQ Analysis Investigating the Question 7.10C RC: 4 7.10C observe, record, and describe the role of ecological succession such as in a microhabitat of a garden with weeds 7.10C Analysis Q32 * * Correct answer G
IQ Analysis Investigating the Question 7.11A RC: 4 7.11A examine organisms or their structures such as insects or leaves and use dichotomous keys for identification 7.11A Analysis Q24 8.2E * * Correct answer H
IQ Analysis Investigating the Question 7.11C RC: 4 7.11C identify some changes in genetic traits that have occurred over several generations through natural selection and selective breeding such as the Galapagos Medium Ground Finch (Geospiza fortis) or domestic animals 7.11C Analysis Q1 * * Correct answer B
IQ Analysis Investigating the Question 7.12D RC: 4 7.12D differentiate between structure and function in plant and animal cell organelles, including cell membrane, cell wall, nucleus, cytoplasm, mitochondrion, chloroplast, and vacuole 7.12D Analysis Q34 * * Correct answer H
IQ Analysis Investigating the Question 7.14B RC: 4 7.14B compare the results of uniform or diverse offspring from sexual reproduction or asexual reproduction 7.14B Analysis Q13 * * Correct answer B
IQ Analysis Investigating the Question 8.5A RC: 1 8.5A describe the structure of atoms, including the masses, electrical charges, and locations, of protons and neutrons in the nucleus and electrons in the electron cloud 8.5A Analysis Q15 * * Correct answer B 8.5A Analysis Q40 * * Correct answer F
IQ Analysis Investigating the Question 8.5B RC: 1 8.5B identify that protons determine an element s identity and valence electrons determine its chemical properties, including reactivity 8.5B Analysis Q11 8.3B * * Correct answer A 8.5B Analysis Q33 * * Correct answer D
IQ Analysis Investigating the Question 8.5C RC: 1 8.5C interpret the arrangement of the Periodic Table, including groups and periods, to explain how properties are used to classify elements 8.5C Analysis Q5 * * Correct answer C 8.5C Analysis Q37 8.3B * * Correct answer C
IQ Analysis Investigating the Question 8.5D RC: 1 8.5D recognize that chemical formulas are used to identify substances and determine the number of atoms of each element in chemical formulas containing subscripts 8.5D Analysis Q20 * * Correct answer J 8.5D Analysis Q44 8.3B * Correct answer 6
IQ Analysis Investigating the Question 8.5E RC: 1 8.5E investigate how evidence of chemical reactions indicate that new substances with different properties are formed 8.5E Analysis Q18 8.1A * * Correct answer F 8.5E Analysis Q52 8.2E * * Correct answer G
IQ Analysis Investigating the Question 8.5F RC: 1 8.5F recognize whether a chemical equation containing coefficients is balanced or not and how that relates to the law of conservation of mass 8.5F Analysis Q23 * * Correct answer D
IQ Analysis Investigating the Question 8.6A RC: 2 8.6A demonstrate and calculate how unbalanced forces change the speed or direction of an object s motion 8.6A Analysis Q10 8.2E * * Correct answer H 8.6A Analysis Q36 * * Correct answer F
8.6A Analysis Q54 8.3B * * Correct answer F
IQ Analysis Investigating the Question 8.6B RC: 2 8.6B differentiate between speed, velocity, and acceleration 8.6B Analysis Q3 8.3B * * Correct answer C
IQ Analysis Investigating the Question 8.6C RC: 2 8.6C investigate and describe applications of Newton s law of inertia, law of force and acceleration, and law of action-reaction such as in vehicle restraints, sports activities, amusement park rides, Earth s tectonic activities, and rocket launches 8.6C Analysis Q14 * * Correct answer F 8.6C Analysis Q22 8.2E * * Correct answer J
8.6C Analysis Q41 8.3B * * Correct answer C
IQ Analysis Investigating the Question 8.7A RC: 3 8.7A model and illustrate how the tilted Earth rotates on its axis, causing day and night, and revolves around the Sun causing changes in seasons 8.7A Analysis Q16 * * Correct answer F 8.7A Analysis Q51 * * Correct answer A
8.7A Analysis Q25 8.3B * * Correct answer D
IQ Analysis Investigating the Question 8.7B RC: 3 8.7B demonstrate and predict the sequence of events in the lunar cycle 8.7B Analysis Q46 8.2E * * Correct answer J
IQ Analysis Investigating the Question 8.8A RC: 3 8.8A describe components of the universe, including stars, nebulae, and galaxies, and use models such as the Hertzsprung-Russell diagram for classification 8.8A Analysis Q9 * * Correct answer A 8.8A Analysis Q49 8.2E * * Correct answer A
IQ Analysis Investigating the Question 8.8B RC: 3 8.8B recognize that the Sun is a medium-sized star near the edge of a disc-shaped galaxy of stars and that the Sun is many thousands of times closer to Earth than any other star 8.8B Analysis Q53 * * Correct answer D
IQ Analysis Investigating the Question 8.9B RC: 3 8.9B relate plate tectonics to the formation of crustal features 8.9B Analysis Q4 8.3B * * Correct answer J 8.9B Analysis Q35 * * Correct answer B
IQ Analysis Investigating the Question 8.9C RC: 3 8.9C interpret topographic maps and satellite views to identify land and erosional features and predict how these features may be reshaped by weathering 8.9C Analysis Q12 8.3B * * Correct answer H 8.9C Analysis Q38 8.3B * Correct answer 360
IQ Analysis Investigating the Question 8.10C RC: 3 8.10C identify the role of the oceans in the formation of weather systems such as hurricanes 8.10C Analysis Q21 * * Correct answer A
IQ Analysis Investigating the Question 8.11A RC:4 8.11A describe producer/consumer, predator/prey, and parasite/host relationships as they occur in food webs within marine, freshwater, and terrestrial ecosystems 8.11A Analysis Q17 * Correct answer 3 8.11A Analysis Q29 * * Correct answer D
8.11A Analysis Q45 * * Correct answer B
IQ Analysis Investigating the Question 8.11B RC: 4 8.11B investigate how organisms and populations in an ecosystem depend on and may compete for biotic and abiotic factors such as quantity of light, water, range of temperatures, or soil composition 8.11B Analysis Q8 8.2E * * Correct answer G 8.11B Analysis Q27 8.3B * * Correct answer C
8.11B Analysis Q43 8.2E * * Correct answer C
IQ Analysis Investigating the Question 8.11C RC: 4 8.11C explore how short-and long-term environmental changes affect organisms and traits in subsequent populations 8.11C Analysis Q6 8.3A * * Correct answer F 8.11C Analysis Q50 * * Correct answer H