Question #1 on the exam will be a link to the periodic table sheets.  Click on link to open the sheets. Do not write an answer for this question.  The exam will tell you that you have missed answering 1 question – ignore it.   https://drive.google.com/file/d/1TC7YknAWuDTYBETWmVnEnbMnDiTSDNpf/view     To toggle between the exam and the periodic table sheets, CTRL key 1 to open exam page, CTRL 2 to open periodic table pages.      The exam will tell you that you have forgotten to answer question #1.  Please ignore the alert.  Question #1 is worth 0 points.  UPLOAD YOUR “SHOW WORK FILE”  pdf  HERE.  your file MUST be a single PDF file.  Name the file “Practice Exam #2-your fullname”  

Question #1 on the exam will be a link to the periodic table sheets.  Click on link to open the sheets. Do not write an answer for this question.  The exam will tell you that you have missed answering 1 question – ignore it.   https://drive.google.com/file/d/1TC7YknAWuDTYBETWmVnEnbMnDiTSDNpf/view?usp=sharing   To toggle between the exam and the periodic table sheets, CTRL key 1 to open exam page, CTRL 2 to open periodic table pages.      The exam will tell you that you have forgotten to answer question #1.  Please ignore the alert.  Question #1 is worth 0 points.  UPLOAD YOUR “SHOW WORK FILE”  pdf  HERE.  your file MUST be a single PDF file.  Name the file “Practice Exam #2-your fullname”  

The chirping rate of crickets is linearly related to the temperature. A cricket produces 120 chirps per minute at and 168 chirps per minute at . a. Find the linear equation that relates the temperature x and the number of chirps per minute y. b. If the crickets are chirping at 150 chirps per minute, what is the temperature? c. What is the number of chirps per minute at a temperature of ?

Is this equation a function of x? Justify your answer.

Optimal foraging rules say foraging behavior should:

A string is wound around a piece of hollow cylindrical pipe. The free end of the string is held while the pipe is released, allowing the pipe to fall while unwinding the string, much like a yoyo. The string unwinds without slipping. What would be the translational acceleration of the pipe?

Be sure you have shown your ID, your calculator, your scratch paper, and your workspace to the camera. A list of equations and conversion factors can be found here: Equations for Midterm Exam 2-1.pdf 

A baseball (solid sphere) is rolling without slipping along the level ground with a translational speed of 10.0 m/s. It then starts rolling without slipping up a hill, stopping after having traveled 25.0 m along the surface of the hill. What angle does the hill make with the horizontal? 

Be sure you have shown your ID, your calculator, your scratch paper, and your workspace to the camera. A list of equations and conversion factors can be found here: Equations for Midterm Exam 2-1.pdf 

Which one of the following is not a major fossil fuel?