Which type of equipment would be used to precisely measure 26.0 mL of dilute hydrochloric acid?
A. 100 mL beaker
B. 500 mL Erlenmeyer flask
C. 50 mL graduated cylinder
D. 10 mL test tube
C. 50 mL graduated cylinder is the answerAuto answered|Score .6|migzptz|Points 7342|User:
Bird Sightings at Hornsby Bend
Based on the data in the table, what is the difference between the mean numbers of turkey vultures and great blue herons observed at Hornsby Bend between March 10 and March 14? Round your answer to the nearest whole number.
A) 70 Auto answered|Score 1|Mayang30|Points 664|User:
A science fair project showed that earthworms move away from light. This statement should be classified as
A. an inference.
B. a hypothesis.
C. a prediction.
D. a conclusion.
D. a conclusion. Auto answered|Score 1|elgiant|Points 481|User:
Two students were testing the amount of fertilizer that would best promote the growth of tomato plants in a garden. Which of the following could be an unavoidable source of experimental error?
A. time given to the experiment
B. variation of tomato plants
C. amount of water given to the plants
D. fertilization during the experiment
B. variation of tomato plantsAuto answered|Score 1|thederby|Points 1530|User:
The graph shows the depth of a pond in Minnesota each month during 1993. Depths below 50 centimeters are dangerous to the living organisms in a pond. According to the graph, how many months in the year were the pond organisms in danger?
A. 1 B. 3 C. 5 D. 7
Unfortunately I cannot see the graph. You need to identify where a depth of 50cm falls and count the number of points showing a greater depth than this to find the answer.
Auto answered|Score 1|chico007hgo|Points 522|
All Categories|No Subcategories|Auto Answered|1/30/2013 6:52:59 AM