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 B) outdated evidence.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