For each question be sure to do the Prepare step: visual representation with variables and axes, collect known values, identify unknown quantities.
Celia Mae starts a ball rolling up a 4.5° hill on a planet where g is half of that on Earth with a velocity of 3.2 m/s. Once she starts it moving, she just watches it roll.
A. How far does the ball roll up the incline before it stops?
B. How long does it take the ball to stop?
C. How far does the ball roll up the incline in 2.5 seconds?
For each question be sure to do the Prepare step: visual representation with variables and axes,...
Randall is driving down a long steep hill (18°) at a steady 12.4 m/s? A. What is his velocity after 5.7 second of driving? B. What is his velocity in the x and y directions? C. How far up the hill does he drive in 5.7 seconds? D. What is his vertical displacement in those 5.7 seconds? For each question be sure to do the Prepare step: visual representation with variables and axes, collect known values, identify unknown quantities. 1....
FISCAL POLICY IN THEORY: March, 2020: we are on the verge of Congress and the President passing legislation that will empower the federal government to spend an unprecedented amount of EXTRA money not seen since World War 2 ---- in order to address the pandemic but also to help cushion the blow financially of perhaps ten or twenty million Americans --- or more --- losing their jobs, and thus suffering a drop in income. The scale of the 2020 recession...