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) Does voodoo magic cause people to get sick in parts of Africa? B) Are there more people who like red grapes than green grapes? 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) c) Form B) Both a and b C) a) Characteristic D) b) Property
A) Hypothesis B) Theory C) Law D) Fact
A) Variable B) Data C) Controlled experiment D) Procedure
A) Unifying B) System C) Proportion D) Function
A) hypothesis. B) law C) synopsis D) fact
A) test a hypothesis. B) communicate results. C) ask a question. D) simplify data.
A) summarizing research. B) forming expectations. C) accepting investigation results. D) asking questions. about observations
A) review evidence. B) focus an investigation. C) prove evidence. D) change results.
A) prove evidence. B) focus an investigation. C) change results. D) draw conclusions.
A) outdated evidence. B) a repeated question. C) a closed case. D) new evidence.
A) chronological order B) numerical order C) alphabetical order D) They do not follow a set order.
A) complex data B) many variables at once. C) ne variable at a time. D) conflicting data.
A) prove a theory. B) investigate a question. C) analyze data. D) change data.
A) asking a question. B) forming a hypothesis. C) drawing conclusions. D) testing a hypothesis.
A) They can include the information in science textbooks. B) They can make scientific laws based on new discoveries. C) They can honor scientists for their achievements. D) They can review evidence to investigate further.
A) analyzing data B) asking questions C) communicating results D) drawing conclusions
A) model B) theory. C) concept D) investigation
A) is a single hypothesis. B) ties together many hypotheses and observations. C) is not useful in predicting the future. D) is often used to explain scientific models.
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 the data are correct B) if their results support their hypotheses C) if other scientists agree with them D) if their questions are useful
A) They review evidence. B) They all agree with the results. C) They all disagree with the results. D) They draw the same conclusions.
A) There results are facts. B) There are no new questions. C) There is new evidence. D) There is no new evidence.
A) Equilibrium B) Function C) Evolution D) Cycle
A) Theory B) Fact C) Trade-off D) Hypothesis
A) Trade-off B) Pros C) Cons D) Benefits
A) hypothesis B) theory C) fact D) measurement
A) law B) hypothesis C) theory D) fact
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 plant stood 6 cm tall. B) The water was 65 degrees C. C) The texture was smooth D) There were 6 sides on the shape
A) interaction B) input C) component 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) If the beat to the music is fast then they c. will work faster because they will be more motivated. C) I predict that people who listen to music will work faster because they will be more motivated. D) 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.
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) 2 B) 3 C) 1 D) 4
A) I will catch the ball more times with my left hand because I am left handed. B) 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 C) If I try to catch the ball then it might be better with my right because I am right handed. D) I predict that I will catch better with my left hand
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) False B) True
A) True B) False
A) Variable B) Controlled experiment C) Hypothesis D) Controlled variable
A) controlled variable B) dependant variable C) hypothesis D) conclusion
A) conclusion B) hypothesis C) controlled experiment D) dependant variable
A) controlled variables B) none of the answer choices C) both of the answer choices D) constants
A) none of the answer choices B) manipulated variable C) both of the answer choices D) independant variable
A) both of the answer choices B) none of the answer choices C) dependent variable D) constant
A) dependant variable B) independant variable C) none of the answer choices D) both of the answer choices
A) both of the answer choices B) dependant variable C) none of the answer choices D) responding variable
A) both of the answer choices B) none of the answer choices C) manipulated variable 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 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 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) a reproducible procedure B) a small sample size C) a control D) multiple trials
A) make a conclusion B) develop a procedure C) collect evidence D) analyze data
A) 10-15 snails B) 5-10 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) 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) c. none of the above B) b. noise levels C) a. time of day D) both a and b
A) neither a or b B) a. distance 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 number of days D) by increasing the amount of water
A) control data B) unreliable data C) qualitative data D) quantitative 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 help us understand the natural world B) to replace real things in the natural world C) to explain or analyze something in detail D) to help explain theories
A) a physical model B) a climate model C) a mathematical model D) a conceptual model
A) conceptual model. B) mathematical model. C) global model. D) physical model.
A) visualize the model. B) take apart the model. C) measure the model. D) choose the right model.
A) an astronomical model B) a physical model C) a conceptual model D) a mathematical model
A) a question B) a debate theory C) an inquiry D) a model
A) a telescopic model B) a conceptual model C) a mathematical 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 Venn diagram would best display the information, because it shows the relationship between the languages. B) A bar graph would best display the information, because it allows you to compare categories quickly. 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) Its units are based on objects that vary in size. C) It uses the smallest possible numbers. D) It can be used by scientists everywhere.
A) square units. B) centimeters. C) liters. D) meters.
A) cubic meter. B) kilogram. C) metric ton. D) meter.
A) It allows scientists everywhere to share and compare data. B) It does not use fractions or decimals. C) It reduces the variables in mathematical climate models. D) It provides a system that can be used only by scientists.
A) a cubic meter B) a gram C) a meter D) a kilogram
A) multiply length times width times height. B) use a thermometer. C) multiply length times width. D) divide mass by volume.
A) share data around the world. B) base data on many variables. C) note data in multiples of five. D) translate data into English.
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) area C) region D) volume
A) B) observation B) law C) theory D) hypothesis
A) a theory B) an observation. C) a hypothesis. D) a law.
A) h cooling the salt water before watering the plants B) adding food color to see how far the salt penetrates the plants C) watering half the plants with pure water and half with salt water D) g increasing the amount of salt added to the water each day
A) amount of time stirring B) amounts of sugar used C) temperature of the water D) amount of water used
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) Temperature at which the water/antifreeze mixture freezes B) Type of thermometer used to measure the freezing point C) Amount of water put into a container D) Amount of antifreeze added to the water
A) A graduated cylinder B) A triple-beam balance C) A spring scale D) An electronic light meter
A) Identify and record the temperature of each ice cube before each trial. B) Measure and compare the volume of the pot and the microwave. 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) to obtain funding for the research C) that research and observations support the theory D) because there can only be one correct theory
A) To have people spend more money on fishing B) To keep a healthy population of adult fish C) To keep other game fish species populations low D) To have enough fish for zoo aquariums
A) Binoculars B) pH paper C) Pan balance D) Microscope
A) The percentage of days that have enough sunlight to power a solar water heater B) The number of sunny days per year and the amount of solar power used per year C) The efficiency of solar technology used in that state D) The location and type of solar cells used in that state |