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) 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) 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) the change of the moon’s shape during the month B) A solar eclipse. C) lightning D) A trick in a magic show.
A) a) Characteristic B) Both a and b C) c) Form D) b) Property
A) Law B) Fact C) Hypothesis D) Theory
A) Controlled experiment B) Procedure C) Variable D) Data
A) Function B) Proportion C) System D) Unifying
A) fact B) hypothesis. C) law D) synopsis
A) test a hypothesis. B) ask a question. C) communicate results. D) simplify data.
A) accepting investigation results. B) forming expectations. C) asking questions. about observations D) summarizing research.
A) change results. B) focus an investigation. C) review evidence. D) prove evidence.
A) focus an investigation. B) draw conclusions. C) change results. D) prove evidence.
A) new evidence. B) outdated evidence. C) a closed case. D) a repeated question.
A) numerical order B) They do not follow a set order. C) alphabetical order D) chronological order
A) complex data B) conflicting data. C) ne variable at a time. D) many variables at once.
A) investigate a question. B) analyze data. C) prove a theory. D) change data.
A) forming a hypothesis. B) drawing conclusions. 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) ties together many hypotheses and observations. B) is a single hypothesis. C) is often used to explain scientific models. D) is not useful in predicting the future.
A) question the reasoning behind the explanations. B) review how the scientific methods were used. C) evaluate the evidence used. D) All of the answer choices
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 draw the same conclusions. B) They all agree with the results. C) They review evidence. D) They all disagree with the results.
A) There results are facts. B) There are no new questions. C) There is new evidence. D) There is no new evidence.
A) Equilibrium B) Function C) Cycle D) Evolution
A) Theory B) Fact C) Trade-off D) Hypothesis
A) Cons B) Trade-off C) Benefits D) Pros
A) theory B) fact C) hypothesis D) measurement
A) hypothesis B) fact C) law D) theory
A) The shape was circular B) The flower is red. C) The texture was rough. D) The car traveled at 70 miles per hour
A) There were 6 sides on the shape B) The texture was smooth C) The plant stood 6 cm tall. D) The water was 65 degrees C.
A) component B) interaction C) input D) output
A) classification B) equilibrium 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 the beat to the music is fast then they c. will work faster because they will be more motivated. C) I predict that people who listen to music will work faster because they will be more motivated. D) If people listen to music while working then they will work faster because music is like magic
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 grow taller 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 be shorter because they get more nutrients. 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) 3 B) 1 C) 4 D) 2
A) I predict that I will catch better with my left hand 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 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 D) If I try to catch the ball then it might be better with my right because I am right handed.
A) If the string is shorter then the swing time will also be shorter. 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) 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) True B) False
A) True B) False
A) True B) False
A) False B) True
A) Controlled experiment B) Variable C) Hypothesis D) Controlled variable
A) dependant variable B) hypothesis C) conclusion D) controlled variable
A) dependant variable B) controlled experiment C) hypothesis D) conclusion
A) constants B) both of the answer choices C) none of the answer choices D) controlled variables
A) none of the answer choices B) independant variable C) both of the answer choices D) manipulated variable
A) both of the answer choices B) constant C) dependent variable D) none of the answer choices
A) both of the answer choices B) none of the answer choices C) independant variable D) dependant variable
A) none of the answer choices B) both of the answer choices C) dependant variable D) responding variable
A) none of the answer choices B) manipulated variable C) both of the answer choices D) dependant variable
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) 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 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 small sample size C) a reproducible procedure D) a control
A) develop a procedure B) make a conclusion C) analyze data D) collect evidence
A) more than 15 snails B) 10-15 snails C) 2-5 snails D) 5-10 snails
A) carrots taste dry, and he doesn’t like things that taste dry. B) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. C) a raw carrot is hard to chew, and it makes his teeth hurt. 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) both a and b B) neither a or b C) b. time D) a. distance
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) quantitative data C) unreliable data D) qualitative data
A) people vary in their responses, but general conclusions can be made. 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) no conclusions can be made about people
A) to help explain theories B) to help us understand the natural world C) to replace real things in the natural world D) to explain or analyze something in detail
A) a climate model B) a physical model C) a mathematical model D) a conceptual model
A) physical model. B) mathematical model. C) conceptual model. D) global model.
A) measure the model. B) choose the right model. C) take apart the model. D) visualize the model.
A) an astronomical model B) a physical model C) a conceptual model D) a mathematical model
A) a debate theory B) a model C) a question D) an inquiry
A) a conceptual model B) a physical model C) a mathematical model D) a telescopic model
A) The models are on a disk. B) The models have numbers. C) The models have many variables. D) The models have many pages.
A) A bar graph would best display the information, because it allows you to compare categories quickly. B) A line graph would best display the information, because it shows trends clearly. 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 can be used by scientists everywhere. B) It uses the smallest possible numbers. C) It preserves the system used in England long ago. D) Its units are based on objects that vary in size.
A) meters. B) centimeters. C) liters. D) square units.
A) metric ton. B) kilogram. C) meter. D) cubic meter.
A) It reduces the variables in mathematical climate models. B) It does not use fractions or decimals. C) It allows scientists everywhere to share and compare data. D) It provides a system that can be used only by scientists.
A) a meter B) a gram C) a cubic meter 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) note data in multiples of five. C) base data on many variables. D) translate data into English.
A) They are always correct. B) All scientists can use them. C) They are not in English. D) No scientists can use them.
A) mass B) region C) volume D) area
A) law B) B) observation C) theory D) hypothesis
A) a hypothesis. B) a theory C) a law. 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) amount of water used B) amounts of sugar used C) amount of time stirring D) temperature of the water
A) Amount of water put into a container B) Temperature at which the water/antifreeze mixture freezes C) Type of thermometer used to measure the freezing point D) Amount of antifreeze added to the water
A) Amount of water put into a container B) Temperature at which the water/antifreeze mixture freezes C) Type of thermometer used to measure the freezing point D) Amount of antifreeze added to the water
A) An electronic light meter B) A spring scale C) A graduated cylinder D) A triple-beam balance
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) Identify and record the temperature of each ice cube before each trial. 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) that research and observations support the theory D) because there can only be one correct theory
A) To have people spend more money on fishing B) To have enough fish for zoo aquariums C) To keep other game fish species populations low D) To keep a healthy population of adult fish
A) Microscope B) Pan balance C) Binoculars D) pH paper
A) The number of sunny days per year and the amount of solar power used per year B) The percentage of days that have enough sunlight to power a solar water heater C) The location and type of solar cells used in that state D) The efficiency of solar technology used in that state |