Did you take the EKG Basic Dysrhythmias Quiz at the beginning of class?

BONUS +1 points (This is an optional question worth 1 pt of extra credit. You don’t have to do it, but you should give it a try anyway!) What’s special about the Equinoxes and which dates do they fall on?  

Imagine you are celebrating the 4th of July in Austin, but the Earth was upright with no tilt. (a) (2 pts) Describe the peak height of the Sun on July 4th with a tilt, and without a tilt, and explain the cause for any differences. (Drawing a diagram for an observer in Austin with a tilt and without a tilt may be helpful in figuring out the answer to this question, but you don’t have to include it as part of your answer.)  (b) (2 pts) Do you expect the peak height of the Sun in Austin to vary over a year if the Earth did not have a tilt? Explain. 

What is the helpline number for distance learning technical issues?

What is the purpose of the pre-test, and how does it affect access to other assignments?  Does it count for a grade in this course?

What is the primary communication app for the course, and why is its use emphasized?

Explain the bundled grading system.  For Bundle One, what assignments are required to complete for a B; what assignments are required to earn an A?

An astronaut has a mass of 70.0 kg. What would be the astronaut’s weight on Jupiterwhere the surface gravity is 253% of that on Earth?

What forces act on a box being pushed horizontally by a person across a surface withwhich there is friction?

The value of the gravitational acceleration on the surface of Venus is 8.87 m/s2. What is thenormal force acting on a 50 kg astronaut standing on the surface of Venus?