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 B) outdated evidence.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