OpenStudy (anonymous):
A piece of chalk is tossed vertically upward by Prof. Schwarzenegger and hits the ceiling 98 feet above with a BANG. (Neglect the effects of air resistance. Round your answers to two decimal places.) (b) Assuming that Prof. Schwarzenegger in fact tossed the piece of chalk up at 98 ft/s, how fast was it moving when it struck the ceiling? ft/s (c) Assuming that Prof. Schwarzenegger tossed the chalk up at 98 ft/s, and that it recoils from the ceiling with the same speed it had at the instant it hit, how long will it take the chalk to make the return journey and hit the ground? A piece of chalk is tossed vertically upward by Prof. Schwarzenegger and hits the ceiling 98 feet above with a BANG. (Neglect the effects of air resistance. Round your answers to two decimal places.) (b) Assuming that Prof. Schwarzenegger in fact tossed the piece of chalk up at 98 ft/s, how fast was it moving when it struck the ceiling? ft/s (c) Assuming that Prof. Schwarzenegger tossed the chalk up at 98 ft/s, and that it recoils from the ceiling with the same speed it had at the instant it hit, how long will it take the chalk to make the return journey and hit the ground? @Mathematics
7 years ago
eviant:
The longer leg of a 30u00b0-60u00b0-90u00b0 triangle is 16sqrt3. How long is the
nataliehayes:
Convert the following linear equation to standard form.
nataliehayes:
Samson Trucking uses the following function to determine the salvage value, S(t), in dollars, of a truck t years after its purchase.
CheetahGirls:
What is the shape of the cross-section formed when a plane containing line AC and line EH intersects this cube? What is the area of the cross-section? In tw
MrMudd183:
In this excerpt from Phillip Freneau's poem u201cAmerican Liberty,u201d the speaker describes being u201cslaves and minions to a parliament.
rainarapp19:
Image by Jane M. Sawyer Estimate the measure of the clockwise angle formed by the minute hand and the second hand, then classify the angle.
Val050301:
Given the diagram above, the fact that LPOM is a rectangle, and the fact that LN=
Val050301:
What theorem or postulate can be used to justify that HIG=FIE?
MrMudd183:
You need to write a five-page essay on Leo Tolstoyu2019s novel The Death of Ivan Ilych.
MrMudd183:
please help, it's graded Which two descriptions indicate that a book is a memoir? A.
MrMudd183:
Maria is writing a persuasive essay for her English class. She asks Marshall if it is important to use rhetorical appeals in her essay.
gviviana:
Jackie wants to take a trip around the world. She plans to deposit $150 at the beginning of each month into an investment with a 4.
susu:
A plumber is fitting pipes for a remodeled kitchen sink. The sink requires 3 different sections of pipe; the first is 6sqrt(96) feet long, the second sectio
Vocaloid:
having some trouble understanding how adding methanol increases the rate of hydrolysis on cellulose.