1. Scientific Method

2. Bailey wants to know what dogs like more, steak or chicken? She goes to a puppy store and puts steak dog food in one bowl and chicken in the other. What should she do next? A. Write a report B. Ask another question C. Observe how many dogs eat each food D. Repeat the experiment with different dogs

3. Mrs. Oliveras wants to know how many steps Penny Lane takes each day on their walks. She starts counting the steps every day for one week. What would she use to show Mr. Oliveras her results? A. the materials she used B. the question she asked C. the data she collected D. The steps she used in her experiment

4. Tyler is conducting an experiment using a scale and 3 different pieces of bubble gum that are different brands. What do you think the experiment is about? A. How gum tastes B. How much gum weighs C. How long gum can be chewed D. The texture of gum

5. Winnie is conducting an experiment where she gives 3 identical plants different amounts of sunlight everyday. What do you think her experiment is about? A. How much sunlight does a plant need? B. How hot does a room get with sunlight? C. How much oxygen hot plants make? D. Does sunlight help plants in the summer or winter?

6. Miss Zavacky is testing how water color changes when we add food coloring. Why do you think group 3 had different results? GroupAmount of waterDrops of ColorClarity of the water Group 12 cups3Light (see through) Group 22 cups3Light (see through) Group 31 cup3Dark (not see through) A. They used a different color B. They used 3 drops of color C. They took longer to drop the color in D. They used less water

7. Jaydan (or Jaden…we don’t know who because they are twins) was testing how long it takes to lose flavor in gum. He bought gum that was all the same size and flavor and recorded the time that the flavors went away on the chart below. Test NumberGum BrandTime 1Wrigleys2 minutes 30 seconds 2Double Mint2 minutes 15 seconds 3Eclipse4 minuts 27 seconds Which could have caused test 3 to last so much longer? A. How expensive the gum was B. The number of times he chewed gum today C. The brand of gum D. The flavor of the gum

8. How can a map be helpful when conducting an experiment? A. It shows you how old the roads are B. It shows you what the buildings are made of C. It shows you a model of where things are D. It can let you see the weather for that place on the map

9. Allison wants to know how different soaps affect a dirty penny. She puts 3 dirty pennies into 3 different cups of water. What should be different in each cup? A. The amount of water B. The temperature of the water C. The amount of soap D. The kind of soap