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 B) outdated evidence.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