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 C) outdated evidence.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