Essay about Lab 1 Intro to Science
TYPE YOUR FULL NAME: Clarence Loveless
UMUC Physical Science 101/103
Lab 1: Introduction to Science
* On your own and without assistance, complete this Lab 1 Answer Form and submit it via the Assignments Folder by the date listed on your Course Schedule (under Syllabus). * To conduct your laboratory exercises, use the Laboratory Manual that is available in the classroom. Laboratory exercises on your CD may not be updated. * Save your Lab 1 Answer Form in the following format: LastName_Lab1 (e.g., Smith_Lab1). * Submit your document in a Word (.doc or .docx) or Rich Text Format (.rtf) for best compatibility.
Exercise 1: Data Interpretation
Table 1: Water …show more content…
Independent variable – Windowsill
Dependent variable – Plants
Control – Starting plant height
Collect – I would collect data by observing both plants for a month and writing down my information
Present – I would present my data using graphs
Analyze – I would look over the information from my graphs and judge if my hypothesis is true.
2. The teller at the bank with brown hair and brown eyes and is taller than the other tellers.
3. When Sally eats healthy foods and exercises regularly, her blood pressure is 10 points lower than when she does not exercise and eats unhealthy foods. Testable
Hypothesis – If Sally exercise and eats healthy foods her blood pressure will be lower then when Sally does not exercise and eats fatty foods
Null Hypothesis – It does not matter if Sally exercises and eats healthy foods or does not exercise and eats fatty foods, her blood pressure would remain the same.
Experimental approach – Take Sally’s baseline bp reading. Then have Sally exercise a 4 times in a week while eating healthy foods throughout the week. Record her bp at the end of the week. The following week have Sally eat unhealthy foods while not exercising. Record her bp at the end of this week. I would then comparing the 3 readings.
Independent variable – exercise and healthy foods
Dependent variable – Blood pressure
Control – Blood pressure
Collect – Write