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 D) outdated evidence.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