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A) outdated evidence.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