A) All of the explanations are natural. B) The length of day is caused by Appollo riding his chariot into the sky. C) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. 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) Do red grapes taste better than green grapes? C) Are demons responsible for my car not working? D) Does voodoo magic cause people to get sick in parts of Africa?
A) the change of the moon’s shape during the month B) A trick in a magic show. C) A solar eclipse. D) lightning
A) c) Form B) b) Property C) Both a and b D) a) Characteristic
A) Hypothesis B) Fact C) Theory D) Law
A) Procedure B) Data C) Controlled experiment D) Variable
A) Function B) Proportion C) Unifying D) System
A) hypothesis. B) fact C) synopsis D) law
A) ask a question. B) communicate results. C) test a hypothesis. D) simplify data.
A) forming expectations. B) asking questions. about observations C) summarizing research. D) accepting investigation results.
A) change results. B) focus an investigation. C) prove evidence. D) review evidence.
A) draw conclusions. B) focus an investigation. C) change results. D) prove evidence.
A) outdated evidence. B) a closed case. C) a repeated question. D) new evidence.
A) chronological order B) They do not follow a set order. C) numerical order D) alphabetical order
A) ne variable at a time. B) many variables at once. C) complex data D) conflicting data.
A) change data. B) analyze data. C) prove a theory. D) investigate a question.
A) drawing conclusions. B) forming a hypothesis. C) asking a question. D) testing 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) asking questions B) analyzing data C) drawing conclusions D) communicating results
A) concept B) model C) theory. D) investigation
A) is often used to explain scientific models. B) ties together many hypotheses and observations. C) is a single hypothesis. D) is not useful in predicting the future.
A) evaluate the evidence used. B) question the reasoning behind the explanations. C) review how the scientific methods were used. D) All of the answer choices
A) if the data are correct B) if their results support their hypotheses C) if their questions are useful D) if other scientists agree with them
A) They all disagree with the results. B) They all agree with the results. C) They review evidence. D) They draw the same conclusions.
A) There are no new questions. B) There results are facts. C) There is no new evidence. D) There is new evidence.
A) Cycle B) Equilibrium C) Evolution D) Function
A) Hypothesis B) Trade-off C) Theory D) Fact
A) Cons B) Trade-off C) Benefits D) Pros
A) fact B) hypothesis C) theory D) measurement
A) law B) theory C) fact D) hypothesis
A) The texture was rough. B) The car traveled at 70 miles per hour C) The flower is red. D) The shape was circular
A) The plant stood 6 cm tall. B) There were 6 sides on the shape C) The water was 65 degrees C. D) The texture was smooth
A) component B) output C) input D) interaction
A) evolution B) interaction C) classification D) equilibrium
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) If the beat to the music is fast then they c. 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) I predict that people who listen to music 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) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow. 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 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.
A) 2 B) 3 C) 4 D) 1
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 then it might be better with my right because I am right 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 longer then swing time will be slower because the pendulum will have to travel further. C) If the string is shorter then the swing time will also be shorter. 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) True B) False
A) False B) True
A) Controlled variable B) Hypothesis C) Variable D) Controlled experiment
A) dependant variable B) controlled variable C) conclusion D) hypothesis
A) dependant variable B) conclusion C) controlled experiment D) hypothesis
A) both of the answer choices B) none of the answer choices C) controlled variables D) constants
A) manipulated variable B) none of the answer choices C) independant variable D) both of the answer choices
A) none of the answer choices B) both of the answer choices C) constant D) dependent variable
A) dependant variable B) none of the answer choices C) both of the answer choices D) independant variable
A) dependant variable B) responding variable C) none of the answer choices D) both of the answer choices
A) both of the answer choices B) manipulated variable C) none 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 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 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 am I measuring? C) What do I change? or What am I testing?
A) a control B) multiple trials C) a reproducible procedure D) a small sample size
A) collect evidence B) analyze data C) make a conclusion D) develop a procedure
A) 2-5 snails B) 5-10 snails C) 10-15 snails D) more than 15 snails
A) a raw carrot is hard to chew, and it makes his teeth hurt. B) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. C) carrots take a long time to peel, and he doesn’ t like peeling them. D) carrots taste dry, and he doesn’t like things that taste dry.
A) both a and b B) b. noise levels C) c. none of the above D) a. time of day
A) both a and b B) b. time C) a. distance D) neither a or b
A) by increasing the amount of the salt in the water. B) by increasing the number of plants C) by increasing the number of days D) by increasing the amount of water
A) qualitative data B) unreliable data C) quantitative data D) control data
A) no conclusions can be made about people 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) 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 replace real things in the natural world D) to explain or analyze something in detail
A) a mathematical model B) a physical model C) a conceptual model D) a climate model
A) conceptual model. B) mathematical model. C) physical model. D) global model.
A) take apart the model. B) visualize the model. C) measure the model. D) choose the right model.
A) an astronomical model B) a conceptual model C) a mathematical model D) a physical model
A) a question B) a model C) a debate theory D) an inquiry
A) a mathematical model B) a telescopic model C) a conceptual model D) a physical model
A) The models are on a disk. B) The models have many variables. 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 circle graph would best display the information, because it allows you to compare the different categories to the whole. 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 can be used by scientists everywhere. B) It uses the smallest possible numbers. C) It preserves the system used in England long ago. D) Its units are based on objects that vary in size.
A) liters. B) square units. C) meters. D) centimeters.
A) meter. B) kilogram. C) metric ton. D) cubic meter.
A) It does not use fractions or decimals. B) It allows scientists everywhere to share and compare data. C) It reduces the variables in mathematical climate models. D) It provides a system that can be used only by scientists.
A) a kilogram B) a cubic meter C) a meter D) a gram
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) note data in multiples of five. C) base data on many variables. D) translate data into English.
A) All scientists can use them. B) No scientists can use them. C) They are always correct. D) They are not in English.
A) mass B) region C) area D) volume
A) law B) B) observation C) theory D) hypothesis
A) a law. B) an observation. C) a hypothesis. D) a theory
A) h cooling the salt water before watering the plants B) watering half the plants with pure water and half with salt water 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 time stirring C) amounts of sugar used D) amount of water used
A) Type of thermometer used to measure the freezing point B) Amount of water put into a container C) Amount of antifreeze added to the water 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) An electronic light meter B) A spring scale C) A graduated cylinder 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) Measure and compare the volume of the pot and the microwave. D) Identify and record the temperature of each ice cube before each trial.
A) that research and observations support the theory B) to gain recognition as a great scientist C) because there can only be one correct theory D) to obtain funding for the research
A) To keep a healthy population of adult fish B) To have enough fish for zoo aquariums C) To keep other game fish species populations low D) To have people spend more money on fishing
A) Pan balance B) pH paper C) Microscope D) Binoculars
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 |