A) All of the explanations are natural. B) Interactions between particles from the sun and the earth’s magnetic field cause the Aurora Borealis. C) Rain is caused when warm air cools, the water vapor condenses, and the dropletts become to heavy to stay in the air. 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) lightning D) A solar eclipse.
A) c) Form B) b) Property C) Both a and b D) a) Characteristic
A) Hypothesis B) Fact C) Theory D) Law
A) Data B) Procedure C) Controlled experiment D) Variable
A) Unifying B) Function C) Proportion D) System
A) hypothesis. B) law C) fact D) synopsis
A) communicate results. B) test a hypothesis. C) simplify data. D) ask a question.
A) asking questions. about observations B) summarizing research. C) accepting investigation results. D) forming expectations.
A) change results. B) prove evidence. C) review evidence. D) focus an investigation.
A) prove evidence. B) change results. C) draw conclusions. D) focus an investigation.
A) a closed case. B) outdated evidence. C) a repeated question. D) new evidence.
A) numerical order B) They do not follow a set order. C) alphabetical order D) chronological order
A) many variables at once. B) ne variable at a time. C) complex data D) conflicting data.
A) prove a theory. B) investigate a question. C) analyze data. D) change data.
A) drawing conclusions. B) forming a hypothesis. C) asking a question. D) testing a hypothesis.
A) They can include the information in science textbooks. B) They can honor scientists for their achievements. C) They can review evidence to investigate further. D) They can make scientific laws based on new discoveries.
A) asking questions B) drawing conclusions C) communicating results D) analyzing data
A) concept B) investigation C) theory. D) model
A) is often used to explain scientific models. B) ties together many hypotheses and observations. C) is not useful in predicting the future. D) is a single hypothesis.
A) question the reasoning behind the explanations. B) All of the answer choices C) review how the scientific methods were used. D) evaluate the evidence used.
A) if other scientists agree with them B) if their results support their hypotheses C) if their questions are useful D) if the data are correct
A) They all disagree with the results. B) They all agree with the results. C) They review evidence. 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) Evolution B) Cycle C) Equilibrium D) Function
A) Hypothesis B) Fact C) Trade-off D) Theory
A) Cons B) Trade-off C) Pros D) Benefits
A) hypothesis B) measurement C) fact D) theory
A) law B) hypothesis C) theory D) fact
A) The car traveled at 70 miles per hour B) The flower is red. C) The shape was circular D) The texture was rough.
A) The water was 65 degrees C. B) There were 6 sides on the shape C) The texture was smooth D) The plant stood 6 cm tall.
A) component B) output C) interaction D) input
A) equilibrium B) interaction C) classification 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 gets more sunlight then the group that got more sunlight 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 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. 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) 2 D) 1
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) If the string is longer then swing time will be slower because the pendulum will have to travel further. C) I predict that if I make the string longer the swing time will be longer because the pendulum will travel a longer distance. 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) True B) False
A) False B) True
A) False B) True
A) False B) True
A) Controlled experiment B) Controlled variable C) Variable D) Hypothesis
A) dependant variable B) controlled variable C) conclusion D) hypothesis
A) controlled experiment B) dependant variable C) hypothesis D) conclusion
A) none of the answer choices B) both of the answer choices C) constants D) controlled variables
A) independant variable B) both of the answer choices C) manipulated variable D) none of the answer choices
A) dependent variable B) none of the answer choices C) both of the answer choices D) constant
A) independant variable B) both of the answer choices C) none of the answer choices D) dependant variable
A) both of the answer choices B) none of the answer choices C) responding variable D) dependant variable
A) manipulated variable B) none of the answer choices C) dependant variable D) both of the answer choices
A) What am I measuring? B) What do I keep the same? 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) 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 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 reproducible procedure B) multiple trials C) a small sample size D) a control
A) collect evidence B) develop a procedure C) make a conclusion D) analyze data
A) 10-15 snails B) 5-10 snails C) 2-5 snails D) more than 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) 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) both a and b B) neither a or b C) b. time D) a. distance
A) by increasing the number of plants B) by increasing the amount of water C) by increasing the number of days D) by increasing the amount of the salt in the water.
A) control data B) quantitative data C) unreliable data D) qualitative data
A) people are all the same, and general conclusions can be made. B) people vary in their responses, but general conclusions can be made. C) no conclusions can be made about people D) each person is different, so concluions can only be made about individual people.
A) to help us understand the natural world B) to explain or analyze something in detail C) to replace real things in the natural world D) to help explain theories
A) a conceptual model B) a climate model C) a physical model D) a mathematical model
A) physical model. B) global model. C) conceptual model. D) mathematical model.
A) visualize the model. B) take apart the model. C) choose the right model. D) measure the model.
A) a mathematical model B) a physical model C) a conceptual model D) an astronomical model
A) a question B) a model C) a debate theory D) an inquiry
A) a conceptual model B) a telescopic model C) a mathematical model D) a physical model
A) The models have many pages. B) The models have many variables. C) The models have numbers. D) The models are on a disk.
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) liters. B) meters. C) centimeters. D) square units.
A) cubic meter. B) kilogram. C) meter. D) metric ton.
A) It provides a system that can be used only by scientists. B) It does not use fractions or decimals. C) It allows scientists everywhere to share and compare data. D) It reduces the variables in mathematical climate models.
A) a kilogram B) a gram C) a meter D) a cubic meter
A) multiply length times width times height. B) multiply length times width. C) use a thermometer. D) divide mass by volume.
A) share data around the world. B) translate data into English. C) base data on many variables. D) note data in multiples of five.
A) All scientists can use them. B) They are not in English. C) They are always correct. D) No scientists can use them.
A) region B) mass C) volume D) area
A) hypothesis B) law C) theory D) B) observation
A) an observation. B) a law. C) a hypothesis. D) a theory
A) g increasing the amount of salt added to the water each day 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) h cooling the salt water before watering the plants
A) temperature of the water B) amount of water used C) amount of time stirring D) amounts of sugar used
A) Type of thermometer used to measure the freezing point B) Temperature at which the water/antifreeze mixture freezes C) Amount of antifreeze added to the water D) Amount of water put into a container
A) Amount of water put into a container B) Temperature at which the water/antifreeze mixture freezes C) Type of thermometer used to measure the freezing point D) Amount of antifreeze added to the water
A) A triple-beam balance B) An electronic light meter C) A spring scale D) A graduated cylinder
A) Identify and record the temperature of each ice cube before each trial. B) Determine the volume of liquid water made by each ice cube. C) Observe and record the time for each ice cube to completely change to a liquid. D) Measure and compare the volume of the pot and the microwave.
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 a healthy population of adult fish B) To have people spend more money on fishing C) To have enough fish for zoo aquariums D) To keep other game fish species populations low
A) Microscope B) Pan balance C) pH paper D) Binoculars
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 location and type of solar cells used in that state D) The efficiency of solar technology used in that state |