Science Six Weeks

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Science Six Weeks

• Test Review

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• A student is planning an experiment to find out
  what time of the day is the coldest. Which set of
  tools is the student most likely to use in this
  experiment?
• a) Ruler and camera
• b) Balance and microscope
• c) Hand lens and telescope
• d) Thermometer and watch

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• A team of students wants to find out what animal
  made the footprints in the outdoor garden. The
  students make plaster casts of each footprint.
  Which of the following should the students try
  FIRST to identify the footprints they found?
• a) Compare the casts to pictures from an online
  animal encyclopedia.
• b) Trace each cast onto paper
• c) Look at the casts under a microscope.
• d) Make a model of what they think the animal
  looks like based on the footprint cast.

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• Be familiar with how to read a thermometer.

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• Which unit is the BEST to use when measuring the
  amount of water used in an experiment?
• a) grams
• b) kilometers
• c) milliliters
• d) centimeters

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• Students are studying the changes that happen
  when a caterpillar changes into a butterfly. They
  would like to record information about what the
  caterpillar looks like as the caterpillar
  changes. Which of the following is the best
  method for students to record this information?
• a. Observing the caterpillars once a week and
  sketching the caterpillars.
• b. Observing the caterpillars once a week to
  see how long they have grown.
• c. Observing the caterpillars once a week to
  see how much they have eaten.
• d. Observing the caterpillars once a week to
  see which way they are hanging

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• A students knocks over a graduated cylinder of
  liquid during a lab. What is the FIRST things the
  student should do?
• a) Wipe of the liquid with a paper towel.
• b) Pick up the graduated cylinder and continue
  with the lab.
• c) Continue with the lab and clean up the spill
  later.
• d) Tell the teacher about the accident

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• Some students wanted to find out how tall corn
  plants grow. In the outdoor garden they planted
  one corn plant. They watered the plant every day,
  and measured the plant once a week for eight
  weeks. Which of the following would have helped
  the students to make sure their results were
  reliable?
• a) Using taller rulers
• b) Using more water
• c) Plant the corn indoors
• d) Planting more then one plant.

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• Students wanted to learn how the amount of
  fertilizer given to a plant is related to plant
  growth. They measured the plant growth of three
  different plants. What should the students have
  done to make the data more believable?
• a) Clean the pots daily
• b) Repeat the experiment several times
• c) Use a different ruler each time
• d) Add new soil to the pot each day

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• A class experimented with soil capacity. Which of
  the following is the BEST choice for dealing with
  the soil that the students used in the
  experiment?
• a) Placing the soil in a hazardous waste
  container.
• b) Throwing the soil in the trash can.
• c) Put the soil in the schools outdoor garden
• d) Throw the soil on the floor.

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• In a construction site most of the trees and
  grass has been cleared away. Which of the
  following is the BEST way to stop soil erosion?
• a) Use the cut trees in the building of the
  houses
• b) Replant new trees and grass as soon as
  possible
• c) Clear away the rest of the plants.
• d) Build the houses closer together

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• Which of the following changes occurs the
  fastest?
• a) A river depositing silt to make more land.
• b) The ocean eroding a sea cliff into a sea
  pillar
• c) A students foot growing one inch longer
• d) A plant completing its life cycle

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• A scientist is studying changes in the shape of
  the shoreline. The scientist is interested in how
  erosion changes the shoreline. Which of the
  following is the BEST way for the scientist to
  observe these changes?
• a) Recording the shoreline with a video camera
  for one year
• b) Take pictures of the shoreline once a week
  for several weeks.
• c) Recording the shoreline with a video camera
  for a whole day.
• d) Take pictures of the shoreline once a year
  for many years

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• What change would take the longest to observe?
• a) Water freezing
• b) Grass growing
• c) Rocks Weathering
• d) Leaves decomposing

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• Students learned that the one acre of rain forest
  is cleared each day in the Amazon to be used for
  farming and ranching. The trees are cut down by
  hand, and dragged away. Which of the following
  steps takes the most time?
• a) planting the plants to be grown on the farm
• b) cutting down all the trees
• c) dragging away all of the trees
• d) the seed that grew into the tree that was
  cut down

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• A student made the following list of things that
  they thought might be measured in liters.
• A bottle of soda
• A container of milk
• A can of soup
• A bag of cookies
• Which one of the items is not correct.
• a) the soda
• b) the milk
• c) the soup
• d) the cookies

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• A river empties out into the Gulf of Mexico.
  There is a small beach south of the river. If the
  current flows towards the beach which would be
  expected to happen on the beach?
• a) The beach will be unaffected by the ocean
  currents.
• b) The beach will be washed away by the ocean
  current
• c) The beach will grow as the ocean deposits
  silt from the river
• d) The beach will force the ocean currents into
  the mouth of the river

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• Jetties and breakwaters are sometimes constructed
  along the shoreline. What is the purpose of a
  breakwater?
• a) to keep boats away from the beach
• b) to slow down the erosion of the beach caused
  by waves
• c) to warm the ocean water close to the beach
• d) to keep rain and wind from reaching the
  beach

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