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 B) outdated evidence.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