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A) outdated evidence.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