Wednesday

November 25, 2015
Total # Posts: 111

**physic**

Hi!Question: A river flows due east at 1.70m/s.A boat crosses the river from the south shore to the north shore by maintaining a constant velocity of 8.0m/s due north relative to the water. A.What is the velocity of the boat relative to shore?___m/s and ___degree(north of east...
*September 30, 2009*

**physic**

Hi! Question:A ball is tossed from an upper-story window of a building.The ball is given an initial velocity of 7.80m/s at an angle of 21.0 degrees below the horizontal.It strikes the ground 3.00s later. A.How far horizontally from the base of the building does the ball strik ...
*September 30, 2009*

**physic**

Hi, could you help me please Question: A tortoise can run with a speed of 0.12 m/s and a hare can run 20 times as fast. in a race, they both start at the same time, but the hare stops to rest for 2.0 minutes. The tortoise wins by a shell (25cm). A.How long does the race takes...
*September 24, 2009*

**Physic **

A tortoise can run with a speed of 0.12m/s and a hare can run 20 times as fast. In a race, they both start at the same time, but the hare stops to rest for 2.0 minutes. The tortoise wins by a shell(25cm). A. how long does the race takes? B. What is the length of race?
*September 23, 2009*

**Physic **

A ball is thrown vertically upward with a speed of +12.0m/s. A. how long the ball take to hit the ground after it reaches it highest point? B. What is its velocity when it returns to the level from with it started?
*September 23, 2009*

**eth125**

How do you think slavery influenced the evolution of both black and white america today?explain your answer.
*September 21, 2009*

**Algebra 1**

Multiply both sides by -5. x=-5/16
*April 27, 2009*

**7th grade**

what is a process used to investigate the world around you?
*October 9, 2008*

**English**

tense refers to time. is the article written in present time (tense), past, or future? you have to read and look for words such as go (that is present), went (past), will go (future).
*October 9, 2008*

**calculus**

For what positive numbers will the square of a number exceed twice the number?
*August 4, 2008*

**calculus**

How do I find the domain of: y=squareroot of x^3-3x^2 ?
*August 4, 2008*