A) All of the explanations are natural. 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) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis.
A) Are there more people who like red grapes 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) Do red grapes taste better than green grapes?
A) A solar eclipse. B) the change of the moon’s shape during the month C) lightning D) A trick in a magic show.
A) b) Property B) Both a and b C) c) Form D) a) Characteristic
A) Hypothesis B) Fact C) Theory D) Law
A) Variable B) Procedure C) Data D) Controlled experiment
A) Proportion B) System C) Function D) Unifying
A) synopsis B) fact C) hypothesis. D) law
A) communicate results. B) ask a question. C) simplify data. D) test a hypothesis.
A) accepting investigation results. B) asking questions. about observations C) forming expectations. D) summarizing research.
A) change results. B) focus an investigation. C) prove evidence. D) review evidence.
A) change results. B) prove evidence. C) draw conclusions. D) focus an investigation.
A) new evidence. B) outdated evidence. C) a closed case. D) a repeated question.
A) They do not follow a set order. B) alphabetical order C) numerical order D) chronological order
A) conflicting data. B) ne variable at a time. C) many variables at once. D) complex data
A) investigate a question. B) analyze data. C) prove a theory. D) change data.
A) asking a question. B) drawing conclusions. C) forming a hypothesis. 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) asking questions B) analyzing data C) communicating results D) drawing conclusions
A) concept B) theory. C) model D) investigation
A) is not useful in predicting the future. B) ties together many hypotheses and observations. C) is a single hypothesis. D) is often used to explain scientific models.
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 their results support their hypotheses B) if their questions are useful C) if the data are correct D) if other scientists agree with them
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 is new evidence. C) There are no new questions. D) There is no new evidence.
A) Evolution B) Equilibrium C) Function D) Cycle
A) Fact B) Trade-off C) Theory D) Hypothesis
A) Benefits B) Pros C) Trade-off D) Cons
A) hypothesis B) measurement C) fact D) theory
A) theory B) law C) hypothesis 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) There were 6 sides on the shape B) The texture was smooth C) The water was 65 degrees C. D) The plant stood 6 cm tall.
A) output B) interaction C) component D) input
A) classification B) evolution C) equilibrium D) interaction
A) If people listen to music while working then they will work faster because music is like magic 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 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) 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. B) 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. 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) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow.
A) 2 B) 4 C) 1 D) 3
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) 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 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) True B) False
A) True B) False
A) True B) False
A) Controlled experiment B) Hypothesis C) Variable D) Controlled variable
A) dependant variable B) hypothesis C) conclusion D) controlled variable
A) hypothesis B) controlled experiment C) dependant variable D) conclusion
A) both of the answer choices B) none of the answer choices C) controlled variables D) constants
A) none of the answer choices B) independant variable C) manipulated variable D) both of the answer choices
A) constant B) none of the answer choices C) both of the answer choices D) dependent variable
A) none of the answer choices B) independant variable C) dependant variable D) both of the answer choices
A) responding variable B) both of the answer choices C) none of the answer choices D) dependant variable
A) manipulated variable B) dependant variable C) both of the answer choices D) none of the answer choices
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) 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 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 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) a reproducible procedure D) multiple trials
A) develop a procedure B) collect evidence C) make a conclusion D) analyze data
A) more than 15 snails B) 10-15 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) 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 taste dry, and he doesn’t like things that taste dry.
A) both a and b B) c. none of the above C) a. time of day D) b. noise levels
A) neither a or b B) b. time C) a. distance D) both a and b
A) by increasing the number of days B) by increasing the amount of water C) by increasing the number of plants D) by increasing the amount of the salt in the water.
A) qualitative data B) control data C) quantitative data D) unreliable 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 replace real things in the natural world B) to help explain theories C) to explain or analyze something in detail D) to help us understand the natural world
A) a climate model B) a mathematical model C) a conceptual model D) a physical model
A) conceptual model. B) physical model. C) mathematical 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 mathematical model C) a physical model D) a conceptual model
A) a model B) a debate theory C) a question D) an inquiry
A) a telescopic model B) a conceptual model C) a mathematical model D) a physical model
A) The models have many variables. B) The models are on a disk. C) The models have numbers. D) The models have many pages.
A) A line graph would best display the information, because it shows trends clearly. B) A Venn diagram would best display the information, because it shows the relationship between the languages. C) A bar graph would best display the information, because it allows you to compare categories quickly. D) A circle graph would best display the information, because it allows you to compare the different categories to the whole.
A) It preserves the system used in England long ago. B) Its units are based on objects that vary in size. C) It uses the smallest possible numbers. D) It can be used by scientists everywhere.
A) meters. B) liters. C) square units. D) centimeters.
A) cubic meter. B) meter. C) metric ton. D) kilogram.
A) It allows scientists everywhere to share and compare data. B) It provides a system that can be used only by scientists. C) It reduces the variables in mathematical climate models. D) It does not use fractions or decimals.
A) a meter B) a cubic meter C) a gram D) a kilogram
A) use a thermometer. B) divide mass by volume. C) multiply length times width. D) multiply length times width times height.
A) base data on many variables. B) share data around the world. C) translate data into English. D) note data in multiples of five.
A) All scientists can use them. B) They are not in English. C) No scientists can use them. D) They are always correct.
A) area B) volume C) region D) mass
A) hypothesis B) B) observation C) theory D) law
A) a hypothesis. B) a theory C) an observation. D) a law.
A) g increasing the amount of salt added to the water each day B) watering half the plants with pure water and half with salt water C) h cooling the salt water before watering the plants D) adding food color to see how far the salt penetrates the plants
A) temperature of the water B) amount of time stirring C) amount of water used D) amounts of sugar used
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) Amount of water put into a container C) Type of thermometer used to measure the freezing point D) Temperature at which the water/antifreeze mixture freezes
A) A spring scale B) A graduated cylinder C) An electronic light meter D) A triple-beam balance
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 gain recognition as a great scientist C) that research and observations support the theory D) to obtain funding for the research
A) To have enough fish for zoo aquariums B) To keep other game fish species populations low C) To keep a healthy population of adult fish D) To have people spend more money on fishing
A) Binoculars B) pH paper C) Pan balance D) Microscope
A) The number of sunny days per year and the amount of solar power used per year 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 location and type of solar cells used in that state |