Download Science

Mount Auburn International Academy
SABIS® School Network
Science
Level J / Grade 8
Term 2 End of Term Revision Sheet
Level J Science
SABIS ® PHYSICAL EARTH / ISBN 41-14091-13
Ch. 2 Earthquakes and Volcanoes S2.1
Key terms: convection cells, crust, inner core, lithosphere, lithospheric
plate, mantle, outer core, plate tectonics, seafloor spreading, subduction
1. Identify and briefly describe each layer that makes up Earth’s structure.
2. Explain why there might be a lot of geologic activity at plate boundaries.
3. Explain how seafloor spreading provides evidence for continental drift.
4. Explain the relationship between the rock cycle and subduction zones.
5. Explain the theory of plate tectonics.
SABIS ® HEREDITY AND EVOLUTION / ISBN 41-14132-14
Ch1 Biological Evolution S1.3
key terms: Embryological development, evolutionary tree, homologous
structures
1. List what evidence fossils provide.
2. Describe the three kinds of biological evidence for evolution.
3. Explain how scientists use genetic data to determine relationships
between organisms.
4. Relate the ancestry of different organisms using an evolutionary tree.
Ch.2 Variation and Natural Selection S2.2
key terms: Competition, fit, natural selection, overproduction
1. Illustrate how natural selection can lead to evolution.
2. Identify the three conditions that affect natural selection.
3. Summarize how changes in an environment result in natural selection.
4. Use natural selection in pocket mice or field mustard plants as an
example of a step in the evolutionary process.
SABIS® FORCES AND MOTION / ISBN 41- 14092-13
Ch. 1 Motion S1.1
Key terms: displacement, distance, frame of reference, motion, position
1. Identify how the motion of an object changes with the choice of the frame
of reference.
2. Use an example to explain how motion is related to a frame of reference,
and explain what the direction of motion describes.
3. Define distance, and give some common units of measurement for
distance.
4. Describe an example in which your displacement is different from the
distance you travel.
Ch. 1 Motion S1.2
Key terms: average speed, constant speed, instantaneous speed, speed,
velocity
5. Describe the process for finding the speed of an object and determining
the units of speed.
6. Describe how to represent the motion of an object on a position-time
graph.
7. Use an example to describe how you can calculate the average speed of
an object but not its instantaneous speed.
8. Define velocity, and identify the two parts needed to describe it.
Ch. 1 Motion S1.3
Key terms: acceleration, orbit
9. Describe how to find the acceleration of an object.
10. Explain why graphs are useful for representing different types of
motion.
11. Differentiate between average acceleration and instantaneous
acceleration.
12. Explain why objects rotating at a constant speed are accelerating, and
define orbit.
Ch.2 Forces S2.1
Key terms: force, net force, newton
1. Define force.
2. Give an example of a force, and identify the Interacting objects and the
point of application.
3. Explain how to describe a force and give an example.
4. Explain how you can use vectors to determine the difference between
two forces.
5. Define net force.
6. Describe when the forces acting on an object are balanced.
7. Describe how to determine whether the forces acting on an object are
balanced or unbalanced.
Ch.2 Forces S2.2
Key terms: air resistance, friction
1. Define contact force.
2. Differentiate between kinetic friction and static friction.
3. Describe drawbacks and benefits of friction using examples.
4. Explain why air resistance is a contact force.
5. Describe when a falling object reaches its terminal velocity.
Ch.2 Forces S2.3
Key terms: electric force, gravity, magnetic force, mass, universal law of
gravity, weight
1. Explain why the magnetic force is a force at a distance.
2. Describe how to map the magnetic field around a magnet.
3. Identify when an object is positively charged, negatively charged, or
neutral.
4. Describe an electric field.
5. Describe the relationship between gravity, mass, and distance.
6. Differentiate between mass and weight.
7. Explain why planets orbit the sun.
SABIS® Cells and Genetics
CG Ch. 1 Cellular Nature of Life S1.1
cell, homeostasis, multicellular, response, stimulus, unicellular
1. Define an organism and give several examples.
2. List three needs of organisms.
3. Name and describe six characteristics of living things.
4. Give examples of unicellular organisms and describe two of their
characteristics.
5. Explain how a multicellular organism’s body is organized.
6. Explain how the development of the microscope changed the study of
organisms.
7. Summarize the three parts of the cell theory.
CG Ch. 1 Cellular Nature of Life S1.2
cell membrane, cell wall, chloroplast, chromosome, cytoplasm, DNA,
endoplasmic reticulum, enzyme, Golgi body, lysosome, mitochondria,
nucleus, organelle, ribosome, vacuole
8. Describe the importance of carbohydrates, lipids, proteins, nucleic acids,
and water to living things.
9. Describe the different structures of a cell and their functions.
10. Describe the nucleus of a cell.
11. Describe the organelles that provide energy to plant and animal cells.
12. Describe how the endoplasmic reticulum and the Golgi body work
together to process and transport cell materials.
13. Describe the functions of vacuoles and lysosomes as organelles that
store materials.
14. Compare and contrast plant cells and animal cells.
CG Ch. 3 Growth and Reproduction S3.2
(LP 10, 11, 12, 13, 14)
10. Compare asexual reproduction with sexual reproduction.
11. Describe four different kinds of asexual reproduction.
12. Describe the process of sexual reproduction, and compare the genetic
makeup among parents, the gametes they form, and the offspring that
result.
13. Describe the difference between a diploid cell and a haploid cell. Give
an example of each.
14. Describe in general the purpose of meiosis and the results of meiosis I
and meiosis II.
CG Ch. 4 Genetics and Heredity S4.1
allele, dominant allele, gene, genetics, heredity, protein synthesis,
recessive allele, RNA, trait, variations
1. Define trait, and distinguish between an inherited trait and an acquired
trait.
2. Describe, in two steps, how protein synthesis occurs.
3. Define allele, and differentiate between dominant and recessive alleles.
4. Define variation, and identify the processes in organisms that provide
variation.
5. Explain how sex of a human offspring is determined.
CG Ch. 4 Genetics and Heredity S4.2
(LP 10, 11, 12, 13)
10. Describe and give examples of how symbols are used to express the
alleles of a genotype and the phenotypes that may result from a given
genotype.
11. Compare homozygous and heterozygous genotypes, and explain how
they affect the phenotypes of parents and offspring.
12. Define probability, and identify two ways it can be expressed. Give an
example of each expression using the possible outcome of a coin toss.
13. Describe how to make a Punnett square, and use Punnett squares to
solve problems in genetics.