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) The length of day is caused by Appollo riding his chariot into the sky. D) All of the explanations are natural.
A) Does voodoo magic cause people to get sick in parts of Africa? B) Do red grapes taste better than green grapes? C) Are demons responsible for my car not working? D) Are there more people who like red grapes than green grapes?
A) lightning B) A solar eclipse. C) the change of the moon’s shape during the month D) A trick in a magic show.
A) a) Characteristic B) c) Form C) b) Property D) Both a and b
A) Hypothesis B) Law C) Fact D) Theory
A) Procedure B) Variable C) Data D) Controlled experiment
A) Unifying B) System C) Function D) Proportion
A) hypothesis. B) fact C) law D) synopsis
A) ask a question. B) communicate results. C) test a hypothesis. D) simplify data.
A) asking questions. about observations B) summarizing research. C) forming expectations. D) accepting investigation results.
A) prove evidence. B) focus an investigation. C) change results. D) review evidence.
A) change results. B) focus an investigation. C) draw conclusions. D) prove evidence.
A) a repeated question. B) new evidence. C) outdated evidence. D) a closed case.
A) They do not follow a set order. B) chronological order C) numerical order D) alphabetical order
A) many variables at once. B) complex data C) conflicting data. D) ne variable at a time.
A) change data. B) prove a theory. C) investigate a question. D) analyze data.
A) asking a question. B) drawing conclusions. C) testing a hypothesis. D) forming 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) communicating results B) asking questions C) analyzing data D) drawing conclusions
A) concept B) model C) investigation D) theory.
A) ties together many hypotheses and observations. B) is not useful in predicting the future. C) is often used to explain scientific models. D) is a single hypothesis.
A) question the reasoning behind the explanations. B) evaluate the evidence used. C) All of the answer choices D) review how the scientific methods were used.
A) if the data are correct B) if other scientists agree with them C) if their questions are useful D) if their results support their hypotheses
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 are no new questions. B) There is no new evidence. C) There is new evidence. D) There results are facts.
A) Evolution B) Function C) Cycle D) Equilibrium
A) Hypothesis B) Trade-off C) Theory D) Fact
A) Benefits B) Pros C) Cons D) Trade-off
A) theory B) fact C) measurement D) hypothesis
A) theory B) hypothesis C) fact D) law
A) The texture was rough. B) The shape was circular C) The flower is red. D) The car traveled at 70 miles per hour
A) The water was 65 degrees C. B) The plant stood 6 cm tall. C) There were 6 sides on the shape D) The texture was smooth
A) input B) output C) component D) interaction
A) interaction B) evolution C) equilibrium D) classification
A) I predict that people who listen to music 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) If the beat to the music is fast then they c. 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) 2 B) 3 C) 4 D) 1
A) If I try to catch the ball then it might be better with my right because I am right 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 will 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 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 shorter then the swing time will also be shorter. D) If the string is longer then swing time will be slower because the pendulum will have to travel further.
A) True B) False
A) False B) True
A) True B) False
A) True B) False
A) Hypothesis B) Variable C) Controlled variable D) Controlled experiment
A) conclusion B) hypothesis C) controlled variable D) dependant variable
A) dependant variable B) conclusion C) controlled experiment D) hypothesis
A) both of the answer choices B) controlled variables C) none of the answer choices D) constants
A) none of the answer choices B) independant variable C) both of the answer choices D) manipulated variable
A) both of the answer choices B) dependent variable C) constant D) none of the answer choices
A) dependant variable B) none of the answer choices C) both of the answer choices D) independant variable
A) responding 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) dependant variable D) manipulated variable
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 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 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 keep the same? 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) multiple trials B) a control C) a reproducible procedure D) a small sample size
A) make a conclusion B) develop a procedure C) analyze data D) collect evidence
A) 2-5 snails B) 5-10 snails C) more than 15 snails D) 10-15 snails
A) carrots take a long time to peel, and he doesn’ t like peeling them. B) carrots taste dry, and he doesn’t like things that taste dry. 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) both a and b B) a. time of day C) c. none of the above D) b. noise levels
A) a. distance B) neither a or b C) b. time D) both a and b
A) by increasing the amount of water B) by increasing the amount of the salt in the water. C) by increasing the number of plants D) by increasing the number of days
A) quantitative data B) control data C) qualitative 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 explain or analyze something in detail B) to help explain theories C) to replace real things in the natural world D) to help us understand the natural world
A) a mathematical model B) a conceptual model C) a climate model D) a physical model
A) global model. B) conceptual model. C) physical model. D) mathematical model.
A) visualize the model. B) choose the right model. C) measure the model. D) take apart the model.
A) a physical model B) an astronomical model C) a mathematical model D) a conceptual model
A) an inquiry B) a model C) a question D) a debate theory
A) a mathematical model B) a conceptual model C) a telescopic model D) a physical model
A) The models are on a disk. B) The models have many variables. C) The models have many pages. D) The models have numbers.
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 bar graph would best display the information, because it allows you to compare categories quickly. D) A Venn diagram would best display the information, because it shows the relationship between the languages.
A) It can be used by scientists everywhere. B) Its units are based on objects that vary in size. C) It preserves the system used in England long ago. D) It uses the smallest possible numbers.
A) square units. B) centimeters. C) liters. D) meters.
A) kilogram. B) cubic meter. C) metric ton. D) meter.
A) It allows scientists everywhere to share and compare data. B) It provides a system that can be used only by scientists. C) It reduces the variables in mathematical climate models. D) It does not use fractions or decimals.
A) a cubic meter B) a meter C) a kilogram D) a gram
A) multiply length times width times height. B) divide mass by volume. C) multiply length times width. D) use a thermometer.
A) note data in multiples of five. B) share data around the world. C) translate data into English. D) base data on many variables.
A) No scientists can use them. B) All scientists can use them. C) They are not in English. D) They are always correct.
A) mass B) volume C) area D) region
A) law B) theory C) hypothesis D) B) observation
A) a hypothesis. B) a theory C) an observation. D) a law.
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) h cooling the salt water before watering the plants D) watering half the plants with pure water and half with salt water
A) temperature of the water B) amount of water used C) amount of time stirring D) amounts of sugar used
A) Amount of antifreeze added to the water B) Temperature at which the water/antifreeze mixture freezes C) Type of thermometer used to measure the freezing point D) Amount of water put into a container
A) Amount of water put into a container B) Type of thermometer used to measure the freezing point C) Temperature at which the water/antifreeze mixture freezes D) Amount of antifreeze added to the water
A) An electronic light meter B) A spring scale C) A triple-beam balance D) A graduated cylinder
A) Determine the volume of liquid water made by each ice cube. B) Measure and compare the volume of the pot and the microwave. C) Observe and record the time for each ice cube to completely change to a liquid. D) Identify and record the temperature of each ice cube before each trial.
A) because there can only be one correct theory B) to gain recognition as a great scientist C) to obtain funding for the research D) that research and observations support the theory
A) To keep other game fish species populations low B) To have enough fish for zoo aquariums C) To keep a healthy population of adult fish D) To have people spend more money on fishing
A) Pan balance B) Binoculars C) Microscope D) pH paper
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 |