A) The length of day is caused by Appollo riding his chariot into the sky. B) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. 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) Do red grapes taste better than green grapes? B) Does voodoo magic cause people to get sick in parts of Africa? C) Are demons responsible for my car not working? D) Are there more people who like red grapes than green grapes?
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) c) Form B) Both a and b C) a) Characteristic D) b) Property
A) Theory B) Law C) Hypothesis D) Fact
A) Controlled experiment B) Data C) Procedure D) Variable
A) System B) Unifying C) Proportion D) Function
A) law B) hypothesis. C) synopsis D) fact
A) simplify data. B) ask a question. C) communicate results. D) test a hypothesis.
A) asking questions. about observations B) summarizing research. C) forming expectations. D) accepting investigation results.
A) change results. B) prove evidence. C) focus an investigation. D) review evidence.
A) focus an investigation. B) draw conclusions. C) prove evidence. D) change results.
A) outdated evidence. B) new 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) conflicting data. B) complex data C) ne variable at a time. D) many variables at once.
A) prove a theory. B) analyze data. C) change data. D) investigate a question.
A) drawing conclusions. B) forming a hypothesis. C) asking a question. D) testing a hypothesis.
A) They can review evidence to investigate further. B) They can make scientific laws based on new discoveries. C) They can include the information in science textbooks. D) They can honor scientists for their achievements.
A) analyzing data B) drawing conclusions C) asking questions D) communicating results
A) investigation B) theory. C) model D) concept
A) is often used to explain scientific models. B) is a single hypothesis. C) is not useful in predicting the future. D) ties together many hypotheses and observations.
A) review how the scientific methods were used. B) question the reasoning behind the explanations. C) All of the answer choices D) evaluate the evidence used.
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 draw the same conclusions. B) They all disagree with the results. C) They all agree with the results. D) They review evidence.
A) There results are facts. B) There is new evidence. C) There is no new evidence. D) There are no new questions.
A) Function B) Equilibrium C) Cycle D) Evolution
A) Fact B) Trade-off C) Theory D) Hypothesis
A) Benefits B) Pros C) Trade-off D) Cons
A) hypothesis B) measurement C) fact D) theory
A) law B) hypothesis C) theory D) fact
A) The texture was rough. B) The car traveled at 70 miles per hour C) The flower is red. D) The shape was circular
A) The plant stood 6 cm tall. B) There were 6 sides on the shape C) The water was 65 degrees C. D) The texture was smooth
A) interaction B) output C) input D) component
A) evolution B) equilibrium C) classification D) interaction
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) 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) 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 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. D) 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.
A) 1 B) 2 C) 4 D) 3
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) I predict that I will catch better with my left hand D) If I try to catch the ball then it might be better with my right because I am right handed.
A) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. B) If the length of the string changes then swing time might be longer or shorter because you will change the length of string. 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) True B) False
A) False B) True
A) False B) True
A) False B) True
A) Hypothesis B) Variable C) Controlled variable D) Controlled experiment
A) dependant variable B) conclusion C) controlled variable D) hypothesis
A) dependant variable B) controlled experiment C) conclusion D) hypothesis
A) both of the answer choices B) constants C) none of the answer choices D) controlled variables
A) independant variable B) manipulated variable C) both of the answer choices D) none of the answer choices
A) none of the answer choices B) dependent variable C) both of the answer choices D) constant
A) independant variable B) dependant variable C) both of the answer choices D) none of the answer choices
A) none of the answer choices B) dependant variable C) both of the answer choices D) responding variable
A) dependant variable B) both of the answer choices C) none of the answer choices D) manipulated variable
A) What do I change? or What am I testing? B) What do I keep the same? C) What am I measuring?
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) 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 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 do I change? or What am I testing? C) What am I measuring?
A) a control B) a small sample size C) a reproducible procedure D) multiple trials
A) develop a procedure B) make a conclusion C) analyze data D) collect evidence
A) 5-10 snails B) more than 15 snails C) 2-5 snails D) 10-15 snails
A) carrots taste dry, and he doesn’t like things that taste dry. B) carrots take a long time to peel, and he doesn’ t like peeling them. C) an uncut carrot is two inches long, and 3 too long to fit in his lunch box. D) a raw carrot is hard to chew, and it makes his teeth hurt.
A) a. time of day B) both a and b C) b. noise levels D) c. none of the above
A) neither a or b B) a. distance C) b. time D) both a and b
A) by increasing the number of days B) by increasing the number of plants C) by increasing the amount of the salt in the water. D) by increasing the amount of water
A) quantitative data B) qualitative data C) unreliable data D) control data
A) no conclusions can be made about people B) people vary in their responses, but general conclusions can be made. 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 explain or analyze something in detail B) to help us understand the natural world C) to replace real things in the natural world D) to help explain theories
A) a mathematical model B) a physical model C) a conceptual model D) a climate model
A) mathematical model. B) global model. C) conceptual model. D) physical model.
A) choose the right model. B) take apart the model. C) measure the model. D) visualize the model.
A) an astronomical model B) a mathematical model C) a conceptual model D) a physical model
A) a model B) a question C) an inquiry D) a debate theory
A) a mathematical model B) a telescopic model C) a physical model D) a conceptual 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 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) centimeters. B) liters. C) meters. D) square units.
A) metric ton. B) cubic meter. 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 gram C) a cubic meter D) a kilogram
A) multiply length times width. B) multiply length times width times height. C) divide mass by volume. D) use a thermometer.
A) share data around the world. B) note data in multiples of five. C) translate data into English. D) base data on many variables.
A) No scientists can use them. B) They are not in English. C) They are always correct. D) All scientists can use them.
A) mass B) area C) volume D) region
A) hypothesis B) theory C) law D) B) observation
A) an observation. B) a law. C) a hypothesis. D) a theory
A) h cooling the salt water before watering the plants B) watering half the plants with pure water and half with salt water C) adding food color to see how far the salt penetrates the plants D) g increasing the amount of salt added to the water each day
A) amounts of sugar used B) amount of time stirring C) temperature of the water D) amount of water used
A) Type of thermometer used to measure the freezing point B) Amount of water put into a container C) Amount of antifreeze added to the water D) Temperature at which the water/antifreeze mixture freezes
A) Type of thermometer used to measure the freezing point B) Temperature at which the water/antifreeze mixture freezes C) Amount of water put into a container D) Amount of antifreeze added to the water
A) A triple-beam balance B) An electronic light meter C) A graduated cylinder D) A spring scale
A) Determine the volume of liquid water made by each ice cube. B) Observe and record the time for each ice cube to completely change to a liquid. C) Identify and record the temperature of each ice cube before each trial. D) Measure and compare the volume of the pot and the microwave.
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 keep other game fish species populations low C) To keep a healthy population of adult fish D) To have people spend more money on fishing
A) Pan balance B) Binoculars C) pH paper D) Microscope
A) The number of sunny days per year and the amount of solar power used per year B) The efficiency of solar technology used in that state C) The percentage of days that have enough sunlight to power a solar water heater D) The location and type of solar cells used in that state |