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Scientific Theory
Research Tools
Quality of Life
Energy
Thermal Energy
100
Sally noticed that when she put flowers in a vase with water that had red food dye, the flowers petals eventually turned red. From her observations she could hypothesis that... a. all flowers will have red petals. b. flowers drink the water and it travels up to the petals. c. flowers need red food dye to grow. d. flowers do not need water to grow.
b. flowers drink the water and it travels up to the petals.
100
Where would be the best place to find information on the weather system? a. a movie about alien plants b. a fictional book about a tornado c. the weather channel online d. a nonfictional book about humidifiers
c. the weather channel online
100
1. How does increasing water quality affect a population? Population density would _______. A. increase over a period of time B. decrease over a period of time C. remains the same over time
A. increase over a period of time
100
Non-renewable means: a. can be used over and over b. can be returned c. once it is gone, it is gone for good
c. once it is gone, it is gone for good
100
What is conduction? a. transfer of heat through touch b. transfer of heat through air c. transfer of heat through space
a. transfer of heat through touch
200
Janice did a research project on how fast does food dissolve. She found that crackers dissolved in 10 seconds, an apple dissolved in 5 minutes and a chip dissolved in 8 seconds. From her measurements she can conclude... a. that it takes longer for a banana to dissolve. b. that crackers will be digested quickly. c. that apples are not good to eat. d. that you should only eat chips.
b. that crackers will be digested quickly.
200
Diane looked online for an article to research on how plants grow. She found an article, Plant Life on Mars. What would be a better resource for her to look at? a. an almanac article about the dust bowl. b. a magazine article about the best methods for plant growth. c. a fictional book about Sam the house plant. d. an internet article about water.
b. a magazine article about the best methods for plant growth.
200
Which of the following would negatively affect water quality in an environment? A. rainfall B. transpiration C. snow melt D. pollution run-off
D. pollution run-off
200
Oil is considered: a. renewable b. non-renewable
b. non-renewable
200
Which of the following is an example of conduction? a. sun's rays heating earth b. a person rubbing their hands together c. a pot of boiling water
b. a person rubbing their hands together
300
Sean wanted to find out which tires would be faster, ones made out of rubber and ones made out of wood. He researched and discovered that rubber has a higher grip rate than wood. He could hypothesis that... a. that wood is safer to burn than rubber. b. that rubber tires will be faster. c. that rubber is going to leave a mess on his test area. d. that wood tires will wear better.
b. that rubber tires will be faster.
300
Hayden is researching her science fair project. Her project is on how well different cleaning products work. Which source would not be the best source to use? a. an encyclopedia entry on how cleaning products work. b. a cleaning supply website that explains their products. c. a nonfictional book on how to clean a house d. a magazine article that describes how vinegar cleans.
c. a nonfictional book on how to clean a house
300
Which of the following would affect air quality in an environment? A. solar power plants B. car exhaust C. windmill farms D. pollution run-off
B. car exhaust
300
An example of a renewable resource is: a. natural gas b. oil c. coal d. solar power
d. solar power
300
What is radiation? a. transfer of heat through liquids and air b. transfer of heat through air c. transfer of heat through touch
b. transfer of heat through air
400
When Sally was cooking dinner, she noticed that the water boiled faster when she added a little salt to the water. She could hypothesis that... a. the salt lowers the boiling point of water. b. salt is not good for you. c. salt raises the temperature of the air. d. pepper is what you should put in water.
a. the salt lowers the boiling point of water.
400
Kevin is researching for his science fair. His project is on how wind affects plants. The best source for him to look at would be? a. a fictional story about a plant named Mike. b. an almanac c. an encyclopedia entry on wind turbines. d. an internet website on plant growth.
d. an internet website on plant growth.
400
Which of the following climate conditions would negatively affect quality of life? A. earthquakes B. tornado C. drought D. all of the above
C. drought
400
What does renewable mean? a. once it is gone, it is gone b. only used in the US c. can be replenished
c. can be replenished
400
Which of the following is an example of convection? a. suns rays heating the earth b. a pot of boiling water c. a fire d. a person touching a pencil
b. a pot of boiling of water
500
Bobby wanted to do his science fair project on how fast a liquid moves down an incline. He researched and discovered that oil helps items move smoothly and quickly. He could hypothesis that... a. the oil will take the longest to get down the incline. b. the oil will not go down the incline. c. the oil will be one of the fastest down the incline. d. the oil will make the incline clean.
c. the oil will be one of the fastest down the incline.
500
Vincent wanted to research what would be the best paper towel to use. He would want to use ___________ to find the answer. a. an almanac b. an encyclopedia article on paper c. a paper towel company website d. a website on toilet paper.
c. a paper towel company website
500
What contributes to the production of smog? A. car exhaust and industry B. acid rain and cutting down rain forests C. water pollution D. global warming
A. car exhaust and industry
500
Which of the following is a fossil fuel? a. solar power b. oil power c. hydro power d. wind power
b. oil power
500
What does convection mean? a. transfer of heat through touch b. transfer of heat through air and liquid c. transfer of heat through space
b. transfer of heat through air and liquid