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 C) outdated evidence.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