A student wants to see if adding fertilizer to a plant will make it grow taller. They put fertilizer on one plant and no fertilizer on another, then measure both plants every day for a month. This is an example of a(n):

You need to find out the amount of sugar in different brands of soda. Which question would you ask, and which method would you use to get the most accurate answer?

To find out the temperature of the water in a swimming pool at different times of the day, you use a thermometer. Which question and method are you using?

Ms. Davis wants to know the favorite color of students in her class. She asks each student, 'What is your favorite color?' What type of data collection is this?

A scientist watches a group of monkeys in a forest and writes down everything they do for a week. What is the scientist using to collect data?

A baker wants to find out which brand of flour is best for making bread rise. They bake four loaves of bread, each with a different brand of flour, and then compare their heights. What type of data collection is the baker using?

You want to see if a heavier object falls faster than a lighter object. You drop a baseball and a marble from the same height and record the time it takes for each to hit the ground. Which question and method are you using?

To find out how many cars pass her house each hour, Maya sits by her window and uses a tally sheet to count every car. What is the primary data collection method she is using?

You want to know how many cars drive past your house between 3:00 PM and 4:00 PM. Which question and method would be best?

A student uses a thermometer to collect the temperature of the water in a pool every hour. What type of data collection is this?

Come up with a question that could be answered by collecting experimental data.

To find out the most popular movie genre among her friends, Sarah sends a message to five friends asking, 'Which of these is your favorite movie genre: comedy, action, or fantasy?' This is a type of: