A) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. B) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. C) All of the explanations are natural. D) The length of day is caused by Appollo riding his chariot into the sky.
A) Does voodoo magic cause people to get sick in parts of Africa? B) Are demons responsible for my car not working? C) Do red grapes taste better than green grapes? D) Are there more people who like red grapes than green grapes?
A) A trick in a magic show. B) the change of the moon’s shape during the month C) A solar eclipse. D) lightning
A) c) Form B) b) Property C) a) Characteristic D) Both a and b
A) Law B) Fact C) Theory D) Hypothesis
A) Variable B) Controlled experiment C) Procedure D) Data
A) System B) Unifying C) Proportion D) Function
A) synopsis B) hypothesis. C) fact D) law
A) test a hypothesis. B) communicate results. C) ask a question. D) simplify data.
A) accepting investigation results. B) summarizing research. C) asking questions. about observations D) forming expectations.
A) prove evidence. B) change results. C) review evidence. D) focus an investigation.
A) focus an investigation. B) prove evidence. C) draw conclusions. D) change results.
A) a repeated question. B) new evidence. C) outdated evidence. D) a closed case.
A) numerical order B) They do not follow a set order. C) alphabetical order D) chronological order
A) conflicting data. B) ne variable at a time. C) complex data D) many variables at once.
A) analyze data. B) change data. C) investigate a question. D) prove a theory.
A) testing a hypothesis. B) drawing conclusions. C) forming a hypothesis. D) asking a question.
A) They can include the information in science textbooks. B) They can review evidence to investigate further. C) They can honor scientists for their achievements. D) They can make scientific laws based on new discoveries.
A) communicating results B) drawing conclusions C) analyzing data D) asking questions
A) concept B) investigation C) model D) theory.
A) is a single hypothesis. B) is not useful in predicting the future. C) is often used to explain scientific models. D) ties together many hypotheses and observations.
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 their questions are useful B) if their results support their hypotheses C) if the data are correct 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 no new evidence. B) There is new evidence. C) There results are facts. D) There are no new questions.
A) Function B) Evolution C) Equilibrium D) Cycle
A) Trade-off B) Hypothesis C) Theory D) Fact
A) Pros B) Cons C) Benefits D) Trade-off
A) theory B) measurement C) fact D) hypothesis
A) hypothesis B) fact C) law D) theory
A) The texture was rough. B) The car traveled at 70 miles per hour C) The shape was circular D) The flower is red.
A) The water was 65 degrees C. B) There were 6 sides on the shape C) The plant stood 6 cm tall. D) The texture was smooth
A) input B) output C) interaction D) component
A) classification B) evolution C) interaction D) equilibrium
A) If the beat to the music is fast then they c. will work faster because they will be more motivated. B) 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. 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) I predict that the fertilized plants will grow taller becasue fertilizer provides nutrients for plants to grow. B) 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. 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) 4 C) 1 D) 2
A) If I try to catch the ball then it might be better with my right because I am right handed. B) I predict that I will catch better with my left hand 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) 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) 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 string is shorter then the swing time will also be shorter.
A) False B) True
A) True B) False
A) True B) False
A) False B) True
A) Controlled experiment B) Hypothesis C) Controlled variable D) Variable
A) dependant variable B) hypothesis C) conclusion D) controlled variable
A) hypothesis B) controlled experiment C) conclusion D) dependant variable
A) both of the answer choices B) none of the answer choices C) controlled variables D) constants
A) independant variable B) none of the answer choices C) manipulated variable D) both of the answer choices
A) both of the answer choices B) dependent variable C) none of the answer choices D) constant
A) independant variable B) none of the answer choices C) both of the answer choices D) dependant variable
A) responding variable B) none of the answer choices C) both of the answer choices D) dependant variable
A) both of the answer choices B) dependant variable C) manipulated variable D) none 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 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 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 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 change? or What am I testing? C) What do I keep the same?
A) multiple trials B) a small sample size C) a control D) a reproducible procedure
A) develop a procedure B) collect evidence C) analyze data D) make a conclusion
A) more than 15 snails B) 2-5 snails C) 5-10 snails D) 10-15 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) b. noise levels B) a. time of day C) c. none of the above D) both a and b
A) neither a or b B) both a and b C) a. distance D) b. time
A) by increasing the amount of the salt in the water. B) by increasing the number of days C) by increasing the amount of water D) by increasing the number of plants
A) qualitative data B) control data C) quantitative data D) unreliable data
A) no conclusions can be made about people B) people vary in their responses, but general conclusions can be made. C) each person is different, so concluions can only be made about individual people. D) people are all the same, and general conclusions can be made.
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 mathematical model B) a physical model C) a conceptual model D) a climate model
A) mathematical model. B) conceptual model. C) global model. D) physical model.
A) take apart the model. B) measure the model. C) choose the right model. D) visualize the model.
A) a conceptual model B) a mathematical model C) an astronomical model D) a physical model
A) a model B) a question C) an inquiry D) a debate theory
A) a telescopic model B) a physical model C) a conceptual model D) a mathematical model
A) The models have numbers. B) The models have many pages. C) The models are on a disk. D) The models have many variables.
A) A circle graph would best display the information, because it allows you to compare the different categories to the whole. 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 line graph would best display the information, because it shows trends clearly.
A) Its units are based on objects that vary in size. B) It uses the smallest possible numbers. C) It can be used by scientists everywhere. D) It preserves the system used in England long ago.
A) meters. B) liters. C) square units. D) centimeters.
A) meter. B) cubic meter. C) kilogram. D) metric ton.
A) It allows scientists everywhere to share and compare data. B) It reduces the variables in mathematical climate models. C) It does not use fractions or decimals. D) It provides a system that can be used only by scientists.
A) a kilogram B) a gram C) a cubic meter D) a meter
A) multiply length times width times height. B) multiply length times width. C) divide mass by volume. D) use a thermometer.
A) note data in multiples of five. B) translate data into English. C) base data on many variables. D) share data around the world.
A) They are not in English. B) They are always correct. C) No scientists can use them. D) All scientists can use them.
A) area B) volume C) mass D) region
A) B) observation B) law C) theory D) hypothesis
A) an observation. B) a hypothesis. C) a theory D) a law.
A) adding food color to see how far the salt penetrates 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) h cooling the salt water before watering the plants
A) amount of water used B) amount of time stirring C) temperature of the water D) amounts of sugar used
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) Type of thermometer used to measure the freezing point B) Amount of antifreeze added to the water C) Amount of water put into a container D) Temperature at which the water/antifreeze mixture freezes
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) Identify and record the temperature of each ice cube before each trial. C) Determine the volume of liquid water made by each ice cube. D) Observe and record the time for each ice cube to completely change to a liquid.
A) to gain recognition as a great scientist B) because there can only be one correct theory 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 have people spend more money on fishing C) To keep other game fish species populations low D) To keep a healthy population of adult fish
A) Microscope B) pH paper C) Pan balance 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 |