15 POINTS

A student investigating how experimental conditions affect plant growth grows two identical plants, one indoors and one outdoors. Three month later the plant grown indoors was 6 cm tall, and the plant grown outdoors was 18cm tall.

Part A: Identity one variable, other than light, that the student should have controlled in this experiment.

Part B: Explain why variables should be controlled in experiments​

The buildup of sediments where a river empties into a slow-moving or nonmoving body of water is known as a/an

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !

Astore manager timed janette to see how long it would take her to fold and put away a sweater, a shirt, a pair of pants, and a scarf. it took her 26.1 seconds for the shirt, 24.3 seconds for the sweater, 32.8 seconds for the pants, and 18.2 seconds for the scarf. what was the average time it took janette to fold and put away all four items? during a catered lunch, an average of 4 cups of tea are poured per minute. the lunch will last 2 hours. how many gallons of tea should the caterer bring if there are 16 cups in one gallon?