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 B) outdated evidence.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