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 C) outdated evidence.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