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 C) outdated evidence.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