A) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. B) The length of day is caused by Appollo riding his chariot into the sky. C) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. D) All of the explanations are natural.
A) Are demons responsible for my car not working? B) Do red grapes taste better than green grapes? 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) A trick in a magic show. B) A solar eclipse. C) the change of the moon’s shape during the month D) lightning
A) Both a and b B) c) Form C) b) Property D) a) Characteristic
A) Hypothesis B) Theory C) Fact D) Law
A) Procedure B) Data C) Variable D) Controlled experiment
A) Proportion B) System C) Function D) Unifying
A) hypothesis. B) law C) fact D) synopsis
A) simplify data. B) communicate results. C) ask a question. D) test a hypothesis.
A) accepting investigation results. B) asking questions. about observations C) forming expectations. D) summarizing research.
A) review evidence. B) change results. C) focus an investigation. D) prove evidence.
A) change results. B) draw conclusions. C) prove evidence. D) focus an investigation.
A) new evidence. B) a closed case. C) a repeated question. D) outdated evidence.
A) chronological order B) numerical order C) They do not follow a set order. D) alphabetical 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) investigate a question. D) change data.
A) asking a question. B) testing a hypothesis. C) drawing conclusions. D) forming a hypothesis.
A) They can honor scientists for their achievements. B) They can review evidence to investigate further. C) They can include the information in science textbooks. D) They can make scientific laws based on new discoveries.
A) analyzing data B) drawing conclusions C) asking questions D) communicating results
A) theory. B) concept C) investigation D) model
A) is not useful in predicting the future. B) is often used to explain scientific models. C) ties together many hypotheses and observations. D) is a single hypothesis.
A) All of the answer choices B) review how the scientific methods were used. C) evaluate the evidence used. D) question the reasoning behind the explanations.
A) if their questions are useful B) if the data are correct C) if their results support their hypotheses D) if other scientists agree with them
A) They all disagree with the results. B) They review evidence. C) They all agree with the results. D) They draw the same conclusions.
A) There is new evidence. B) There is no new evidence. C) There results are facts. D) There are no new questions.
A) Equilibrium B) Function C) Evolution D) Cycle
A) Fact B) Trade-off C) Theory D) Hypothesis
A) Pros B) Cons C) Benefits D) Trade-off
A) measurement B) hypothesis C) theory D) fact
A) theory B) fact C) law D) hypothesis
A) The car traveled at 70 miles per hour B) The texture was rough. C) The flower is red. D) The shape was circular
A) The plant stood 6 cm tall. B) The texture was smooth C) There were 6 sides on the shape D) The water was 65 degrees C.
A) output B) input C) interaction D) component
A) classification B) interaction C) equilibrium D) evolution
A) If people listen to music while working then they will work faster because music is like magic B) I predict that people who listen to music 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) If the beat to the music is fast then they c. 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 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) 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) 2 D) 4
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 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) I will catch the ball more times with my left hand because I am left handed.
A) If the string is shorter then the swing time will also be shorter. 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 length of the string changes then swing time might be longer or shorter because you will change the length of string.
A) True B) False
A) False B) True
A) True B) False
A) True B) False
A) Controlled experiment B) Variable C) Controlled variable D) Hypothesis
A) hypothesis B) conclusion C) dependant variable D) controlled variable
A) hypothesis B) dependant variable C) controlled experiment D) conclusion
A) controlled variables B) both of the answer choices C) constants D) none of the answer choices
A) both of the answer choices B) independant variable C) none of the answer choices D) manipulated variable
A) dependent variable B) none of the answer choices C) both of the answer choices D) constant
A) dependant variable B) independant variable C) none of the answer choices D) both of the answer choices
A) dependant variable B) both of the answer choices C) responding variable D) none of the answer choices
A) manipulated variable B) both of the answer choices C) none of the answer choices 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 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 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 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) multiple trials C) a reproducible procedure D) a control
A) collect evidence B) analyze data C) develop a procedure D) make a conclusion
A) 10-15 snails B) more than 15 snails C) 5-10 snails D) 2-5 snails
A) carrots take a long time to peel, and he doesn’ t like peeling them. B) a raw carrot is hard to chew, and it makes his teeth hurt. C) carrots taste dry, and he doesn’t like things that taste dry. D) an uncut carrot is two inches long, and 3 too long to fit in his lunch box.
A) c. none of the above B) a. time of day C) b. noise levels D) both a and b
A) a. distance B) b. time C) both a and b D) neither a or b
A) by increasing the amount of the salt in the water. B) by increasing the number of days C) by increasing the number of plants D) by increasing the amount of water
A) quantitative data B) qualitative data C) control data D) unreliable data
A) people are all the same, and general conclusions can be made. B) each person is different, so concluions can only be made about individual people. C) people vary in their responses, but general conclusions can be made. D) no conclusions can be made about people
A) to help us understand the natural world B) to explain or analyze something in detail C) to replace real things in the natural world D) to help explain theories
A) a physical model B) a mathematical model C) a climate model D) a conceptual model
A) mathematical model. B) global model. C) conceptual model. D) physical model.
A) visualize the model. B) measure the model. C) take apart the model. D) choose the right model.
A) a mathematical model B) a physical model C) a conceptual model D) an astronomical model
A) a question B) a model C) a debate theory D) an inquiry
A) a physical model B) a telescopic model C) a mathematical model D) a conceptual model
A) The models have numbers. B) The models have many pages. C) The models are on a disk. D) The models have many variables.
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 can be used by scientists everywhere. B) Its units are based on objects that vary in size. C) It uses the smallest possible numbers. D) It preserves the system used in England long ago.
A) meters. B) square units. C) centimeters. D) liters.
A) meter. B) cubic meter. C) kilogram. D) metric ton.
A) It allows scientists everywhere to share and compare data. B) It reduces the variables in mathematical climate models. C) It provides a system that can be used only by scientists. D) It does not use fractions or decimals.
A) a kilogram B) a meter C) a gram D) a cubic meter
A) multiply length times width. B) multiply length times width times height. C) divide mass by volume. D) use a thermometer.
A) note data in multiples of five. B) share data around the world. C) translate data into English. D) base data on many variables.
A) They are always correct. B) No scientists can use them. C) They are not in English. D) All scientists can use them.
A) mass B) area C) region D) volume
A) B) observation B) theory C) law D) hypothesis
A) an observation. B) a theory C) a law. D) a hypothesis.
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) temperature of the water B) amount of time stirring C) amount of water used D) amounts of sugar used
A) Amount of antifreeze added to the water B) Type of thermometer used to measure the freezing point C) Temperature at which the water/antifreeze mixture freezes D) Amount of water put into a container
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) A triple-beam balance B) An electronic light meter C) A spring scale D) A graduated cylinder
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) that research and observations support the theory B) to obtain funding for the research C) because there can only be one correct theory D) to gain recognition as a great scientist
A) To keep a healthy population of adult fish B) To have enough fish for zoo aquariums C) To have people spend more money on fishing D) To keep other game fish species populations low
A) Pan balance B) Binoculars C) pH paper D) Microscope
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 efficiency of solar technology used in that state D) The location and type of solar cells used in that state |