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) Are there more people who like red grapes than green grapes? B) Do red grapes taste better than green grapes? C) Are demons responsible for my car not working? D) Does voodoo magic cause people to get sick in parts of Africa?
A) A solar eclipse. B) lightning C) the change of the moon’s shape during the month D) A trick in a magic show.
A) Both a and b B) b) Property C) a) Characteristic D) c) Form
A) Fact B) Theory C) Hypothesis D) Law
A) Variable B) Controlled experiment C) Procedure D) Data
A) Proportion B) Function C) Unifying D) System
A) fact B) synopsis C) hypothesis. D) law
A) test a hypothesis. B) ask a question. C) communicate results. D) simplify data.
A) forming expectations. B) accepting investigation results. C) asking questions. about observations D) summarizing research.
A) review evidence. B) prove evidence. C) focus an investigation. D) change results.
A) prove evidence. B) focus an investigation. C) draw conclusions. D) change results.
A) a repeated question. B) a closed case. C) new evidence. D) outdated evidence.
A) They do not follow a set order. B) numerical order C) chronological order D) alphabetical order
A) complex data B) ne variable at a time. C) many variables at once. D) conflicting data.
A) analyze data. B) prove a theory. C) investigate a question. D) change data.
A) forming a hypothesis. B) asking a question. 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 review evidence to investigate further. D) They can honor scientists for their achievements.
A) analyzing data B) communicating results C) asking questions D) drawing conclusions
A) concept B) investigation C) model D) theory.
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) question the reasoning behind the explanations. B) evaluate the evidence used. C) review how the scientific methods were used. D) All of the answer choices
A) if other scientists agree with them B) if their questions are useful C) if their results support their hypotheses D) if the data are correct
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) Evolution B) Function C) Cycle D) Equilibrium
A) Hypothesis B) Trade-off C) Theory D) Fact
A) Trade-off B) Pros C) Benefits D) Cons
A) fact B) measurement C) hypothesis D) theory
A) hypothesis B) law C) fact D) theory
A) The flower is red. B) The texture was rough. C) The car traveled at 70 miles per hour D) The shape was circular
A) The plant stood 6 cm tall. B) The texture was smooth C) There were 6 sides on the shape D) The water was 65 degrees C.
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) 3 B) 2 C) 1 D) 4
A) If I try to catch the ball then it might be better with my right because I am right handed. B) I will catch the ball more times with my left hand because I am left handed. 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 predict that I will catch better with my left hand
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 string is shorter then the swing time will also be shorter. 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) False B) True
A) Controlled experiment B) Controlled variable C) Hypothesis D) Variable
A) controlled variable B) conclusion C) dependant variable D) hypothesis
A) hypothesis B) dependant variable C) controlled experiment D) conclusion
A) constants B) both of the answer choices C) controlled variables D) none of the answer choices
A) none of the answer choices B) both of the answer choices C) manipulated variable D) independant variable
A) dependent variable B) constant C) none of the answer choices D) both of the answer choices
A) dependant variable B) none of the answer choices C) independant variable D) both of the answer choices
A) both of the answer choices B) dependant variable C) responding variable D) none of the answer choices
A) manipulated variable B) none of the answer choices C) dependant variable D) both of the answer choices
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 do I change? or What am I testing? B) What do I keep the same? C) What am I measuring?
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 control B) multiple trials C) a reproducible procedure D) a small sample size
A) develop a procedure B) collect evidence C) make a conclusion D) analyze data
A) 10-15 snails B) 2-5 snails C) more than 15 snails D) 5-10 snails
A) a raw carrot is hard to chew, and it makes his teeth hurt. B) carrots taste dry, and he doesn’t like things that taste dry. C) carrots take a long time to peel, and he doesn’ t like peeling them. D) an uncut carrot is two inches long, and 3 too long to fit in his lunch box.
A) c. none of the above B) b. noise levels C) a. time of day D) both a and b
A) a. distance B) both a and b C) neither a or b D) b. time
A) by increasing the amount of the salt in the water. B) by increasing the number of plants C) by increasing the number of days D) by increasing the amount of water
A) quantitative data B) qualitative data C) control data D) unreliable data
A) no conclusions can be made about people B) people are all the same, and general conclusions can be made. C) people vary in their responses, but general conclusions can be made. D) each person is different, so concluions can only be made about individual people.
A) to help us understand the natural world B) to help explain theories C) to explain or analyze something in detail D) to replace real things in the natural world
A) a physical model B) a climate model C) a conceptual model D) a mathematical model
A) mathematical model. B) conceptual model. C) physical model. D) global model.
A) choose the right model. B) visualize the model. C) measure the model. D) take apart the model.
A) a conceptual model B) a mathematical model C) an astronomical model D) a physical model
A) an inquiry B) a model C) a question D) a debate theory
A) a telescopic model B) a mathematical model C) a conceptual model D) a physical model
A) The models have many pages. B) The models have numbers. C) The models are on a disk. D) The models have many variables.
A) A Venn diagram would best display the information, because it shows the relationship between the languages. B) A line graph would best display the information, because it shows trends clearly. C) A bar graph would best display the information, because it allows you to compare categories quickly. D) A circle graph would best display the information, because it allows you to compare the different categories to the whole.
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) liters. B) square units. C) meters. D) centimeters.
A) kilogram. B) meter. C) cubic 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 reduces the variables in mathematical climate models. D) It allows scientists everywhere to share and compare data.
A) a kilogram B) a cubic meter C) a gram D) a meter
A) multiply length times width. B) use a thermometer. C) divide mass by volume. D) multiply length times width times height.
A) share data around the world. B) translate data into English. C) note data in multiples of five. D) base data on many variables.
A) They are not in English. B) All scientists can use them. C) They are always correct. D) No scientists can use them.
A) mass B) volume C) region D) area
A) law B) theory C) hypothesis 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) 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) temperature of the water B) amount of time stirring C) amount of water used D) amounts of sugar used
A) Temperature at which the water/antifreeze mixture freezes B) Type of thermometer used to measure the freezing point C) Amount of antifreeze added to the water D) Amount of water put into a container
A) Type of thermometer used to measure the freezing point B) Amount of water put into a container C) Temperature at which the water/antifreeze mixture freezes 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) Observe and record the time for each ice cube to completely change to a liquid. B) Determine the volume of liquid water made by each ice cube. C) Measure and compare the volume of the pot and the microwave. D) Identify and record the temperature of each ice cube before each trial.
A) to gain recognition as a great scientist B) that research and observations support the theory C) to obtain funding for the research D) because there can only be one correct theory
A) To have enough fish for zoo aquariums B) To keep other game fish species populations low C) To have people spend more money on fishing D) To keep a healthy population of adult fish
A) Pan balance B) Microscope C) pH paper D) Binoculars
A) The percentage of days that have enough sunlight to power a solar water heater B) The location and type of solar cells used in that state C) The efficiency of solar technology used in that state D) The number of sunny days per year and the amount of solar power used per year |