Tuesday

March 3, 2015

March 3, 2015

Posted by **Rosie** on Tuesday, June 21, 2011 at 10:07am.

- Physical science -
**drwls**, Tuesday, June 21, 2011 at 11:45amIt spends 10 seconds going up and 10 seconds coming down. You don't need to know the peak height to conclude that.

The initial vertical velocity component (Vo sinA) could be calculated from the numbers they gave you.

**Answer this Question**

**Related Questions**

Physical science - A projectile spends 20 seconds in the air. It reaches a peak ...

science - A football spends a total of 5 seconds in the air. It reaches a peak ...

Physc - A symmetric projectile spends a total of 20 seconds in the air. It ...

ALGEBRA - A catapult launches a boulder with an upward velocity of 92 m/s. The ...

Physics - A cannon fires a free projectile at an angle 85 from the ground. The ...

Physics - A cannon fires a free projectile at an angle 85 from the ground. The ...

math - A projectile is fired directly upward with a muzzle velocity of 860 feet ...

physics, please help me, this question is hard - John Stands at the edge of a ...

math - A ball is thrown into the air with an upward velocity of 20 ft/s. Its ...

Algebra 1 - Key: *** = my answer 8. A catapult launches a boulder with an upward...