A) The length of day is caused by Appollo riding his chariot into the sky. B) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. C) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. D) All of the explanations are natural.
A) Does voodoo magic cause people to get sick in parts of Africa? B) Do red grapes taste better than green grapes? C) Are demons responsible for my car not working? D) Are there more people who like red grapes than green grapes?
A) A trick in a magic show. B) A solar eclipse. C) the change of the moon’s shape during the month D) lightning
A) c) Form B) Both a and b C) b) Property D) a) Characteristic
A) Fact B) Theory C) Hypothesis D) Law
A) Procedure B) Variable C) Data D) Controlled experiment
A) Function B) Unifying C) System D) Proportion
A) law B) synopsis C) fact D) hypothesis.
A) test a hypothesis. B) simplify data. C) ask a question. D) communicate results.
A) forming expectations. B) summarizing research. C) accepting investigation results. D) asking questions. about observations
A) change results. B) prove evidence. C) focus an investigation. D) review evidence.
A) prove evidence. B) change results. C) focus an investigation. D) draw conclusions.
A) a repeated question. B) new evidence. C) outdated evidence. D) a closed case.
A) alphabetical order B) numerical order C) chronological order D) They do not follow a set order.
A) many variables at once. B) conflicting data. C) complex data D) ne variable at a time.
A) change data. B) prove a theory. C) analyze data. D) investigate a question.
A) testing a hypothesis. B) forming a hypothesis. C) asking a question. D) drawing conclusions.
A) They can make scientific laws based on new discoveries. B) They can honor scientists for their achievements. C) They can include the information in science textbooks. D) They can review evidence to investigate further.
A) drawing conclusions B) asking questions C) communicating results D) analyzing data
A) concept B) theory. C) investigation D) model
A) is not useful in predicting the future. B) is a single hypothesis. C) ties together many hypotheses and observations. D) is often used to explain scientific models.
A) review how the scientific methods were used. B) question the reasoning behind the explanations. C) evaluate the evidence used. D) All of the answer choices
A) if their results support their hypotheses B) if their questions are useful C) if the data are correct D) if other scientists agree with them
A) They all agree with the results. B) They draw the same conclusions. C) They all disagree with the results. D) They review evidence.
A) There are no new questions. B) There results are facts. C) There is new evidence. D) There is no new evidence.
A) Equilibrium B) Function C) Evolution D) Cycle
A) Fact B) Hypothesis C) Theory D) Trade-off
A) Benefits B) Pros C) Cons D) Trade-off
A) measurement B) theory C) fact D) hypothesis
A) law B) hypothesis C) fact D) theory
A) The texture was rough. B) The car traveled at 70 miles per hour C) The shape was circular D) The flower is red.
A) There were 6 sides on the shape B) The plant stood 6 cm tall. C) The water was 65 degrees C. D) The texture was smooth
A) interaction B) component C) input D) output
A) equilibrium B) interaction C) evolution D) classification
A) If people listen to music while working then they will work faster because music is like magic B) If there are 2 groups of people 1 litening to music while working and the other not then the group who listens to music will have a faster average time because they mill be motivated by the music. C) If the beat to the music is fast then they c. will work faster because they will be more motivated. D) I predict that people who listen to music will work faster because they will be more motivated.
A) If fertilizer is added to 1 group of plants and no fertilizer is added to the other group of plants then the group that got fertilizer will be shorter because they get more nutrients. B) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow. C) If fertilizer is added to 1 group of plants and no fertilizer is added to the other group of plants then the group that got fertilizer will grow taller because they get more nutrients. D) If fertilizer is added to 1 group of plants gets more sunlight then the group that got more sunlight will grow taller because they get more nutrients.
A) 3 B) 2 C) 1 D) 4
A) If I try to catch the ball then it might be better with my right because I am right handed. B) If I try to catch the ball with either my left or my right hand then I will be able to catch the ball more times with my left hand because I am left handed C) I predict that I will catch better with my left hand D) I will catch the ball more times with my left hand because I am left handed.
A) If the string is shorter then the swing time will also be shorter. B) If the string is longer then swing time will be slower because the pendulum will have to travel further. C) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. D) If the length of the string changes then swing time might be longer or shorter because you will change the length of string.
A) True B) False
A) True B) False
A) False B) True
A) True B) False
A) Controlled experiment B) Variable C) Controlled variable D) Hypothesis
A) conclusion B) dependant variable C) hypothesis D) controlled variable
A) hypothesis B) conclusion C) dependant variable D) controlled experiment
A) none of the answer choices B) both of the answer choices C) constants D) controlled variables
A) both of the answer choices B) manipulated variable C) none of the answer choices D) independant variable
A) none of the answer choices B) both of the answer choices C) dependent variable D) constant
A) dependant variable B) both of the answer choices C) independant variable D) none of the answer choices
A) both of the answer choices B) responding variable C) none of the answer choices D) dependant variable
A) manipulated variable B) dependant variable C) both of the answer choices D) none of the answer choices
A) What do I change? or What am I testing? B) What am I measuring? C) What do I keep the same?
A) What do I change? or What am I testing? B) What am I measuring? C) What do I keep the same?
A) What do I change? or What am I testing? B) What am I measuring? C) What do I keep the same?
A) What do I change? or What am I testing? B) What am I measuring? C) What do I keep the same?
A) What am I measuring? B) What do I keep the same? C) What do I change? or What am I testing?
A) What do I keep the same? B) What am I measuring? C) What do I change? or What am I testing?
A) a reproducible procedure B) multiple trials C) a small sample size D) a control
A) make a conclusion B) develop a procedure C) collect evidence D) analyze data
A) 2-5 snails B) 5-10 snails C) 10-15 snails D) more than 15 snails
A) carrots take a long time to peel, and he doesn’ t like peeling them. B) a raw carrot is hard to chew, and it makes his teeth hurt. C) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. D) carrots taste dry, and he doesn’t like things that taste dry.
A) both a and b B) c. none of the above C) a. time of day D) b. noise levels
A) b. time B) a. distance C) neither a or b D) both a and b
A) by increasing the number of plants B) by increasing the amount of water C) by increasing the number of days D) by increasing the amount of the salt in the water.
A) unreliable data B) control data C) quantitative data D) qualitative data
A) each person is different, so concluions can only be made about individual people. B) no conclusions can be made about people C) people vary in their responses, but general conclusions can be made. D) people are all the same, and general conclusions can be made.
A) to explain or analyze something in detail B) to help explain theories C) to replace real things in the natural world D) to help us understand the natural world
A) a climate model B) a conceptual model C) a mathematical model D) a physical model
A) conceptual model. B) physical model. C) mathematical model. D) global model.
A) visualize the model. B) choose the right model. C) measure the model. D) take apart the model.
A) a conceptual model B) a physical model C) a mathematical model D) an astronomical model
A) an inquiry B) a model C) a debate theory D) a question
A) a physical model B) a telescopic model C) a mathematical model D) a conceptual model
A) The models have many variables. B) The models are on a disk. C) The models have many pages. D) The models have numbers.
A) A line graph would best display the information, because it shows trends clearly. B) A circle graph would best display the information, because it allows you to compare the different categories to the whole. C) A Venn diagram would best display the information, because it shows the relationship between the languages. D) A bar graph would best display the information, because it allows you to compare categories quickly.
A) Its units are based on objects that vary in size. B) It can be used by scientists everywhere. C) It preserves the system used in England long ago. D) It uses the smallest possible numbers.
A) meters. B) liters. C) square units. D) centimeters.
A) metric ton. B) meter. C) kilogram. D) cubic meter.
A) It does not use fractions or decimals. B) It reduces the variables in mathematical climate models. C) It allows scientists everywhere to share and compare data. D) It provides a system that can be used only by scientists.
A) a gram B) a meter C) a cubic meter D) a kilogram
A) multiply length times width times height. B) divide mass by volume. C) multiply length times width. D) use a thermometer.
A) note data in multiples of five. B) translate data into English. C) base data on many variables. D) share data around the world.
A) They are not in English. B) All scientists can use them. C) They are always correct. D) No scientists can use them.
A) area B) region C) volume D) mass
A) law B) theory C) B) observation D) hypothesis
A) a law. B) an observation. C) a hypothesis. D) a theory
A) watering half the plants with pure water and half with salt water B) adding food color to see how far the salt penetrates the plants C) g increasing the amount of salt added to the water each day D) h cooling the salt water before watering the plants
A) amounts of sugar used B) amount of water used C) amount of time stirring D) temperature of the water
A) Temperature at which the water/antifreeze mixture freezes B) Amount of water put into a container C) Type of thermometer used to measure the freezing point D) Amount of antifreeze added to the water
A) Amount of antifreeze added to the water B) Type of thermometer used to measure the freezing point C) Temperature at which the water/antifreeze mixture freezes D) Amount of water put into a container
A) An electronic light meter B) A spring scale C) A graduated cylinder D) A triple-beam balance
A) Measure and compare the volume of the pot and the microwave. B) Identify and record the temperature of each ice cube before each trial. C) Determine the volume of liquid water made by each ice cube. D) Observe and record the time for each ice cube to completely change to a liquid.
A) to gain recognition as a great scientist B) to obtain funding for the research C) that research and observations support the theory D) because there can only be one correct theory
A) To have people spend more money on fishing B) To keep other game fish species populations low C) To have enough fish for zoo aquariums D) To keep a healthy population of adult fish
A) Binoculars B) Microscope C) Pan balance D) pH paper
A) The percentage of days that have enough sunlight to power a solar water heater B) The efficiency of solar technology used in that state C) The number of sunny days per year and the amount of solar power used per year D) The location and type of solar cells used in that state |