Homework Help: physics

Posted by jack on Thursday, June 10, 2010 at 8:17pm.

A ball is launched from ground level at 31.8 m/s at an angle of 35° above the horizontal. How far does it go before it is at ground level again?
A) 14 m
B) 21 m
C) 43 m
D) 86 m
E) 97 m

physics - drwls, Thursday, June 10, 2010 at 10:07pm
The vertical component of velocity determines how long the ball is in the air. Multiply that by the horizontal component to determine how far it goes before hitting the ground
physics - brandon, Thursday, June 10, 2010 at 10:40pm
How do you obtain the vertical and horizontal components? is that the 31.8sin35 and 31.8cos35?

Thanks
physics - drwls, Thursday, June 10, 2010 at 10:42pm
Yes

Answer this Question

Related Questions

physics - three more questions: 1) A 1.50kg projectile is launched at 18.0m/s ...
Physics - A ball launched from ground level lands 2.7 s later on a level field ...
physics - A ball launched from ground level lands 3 s later on a level field 48 ...
physics - A ball launched from ground level lands 2.15 s later on a level field ...
physics - A child throws a ball with an initial speed of 8 m/s at an angle of 40...
physics - 10. A cannon elevated at an angle of 35º to the horizontal fires ...
Physics - A batter hits a pitched ball when the center of the ball is 1.35 m ...
Physics - A soccer player kicks a ball from the ground into the goal, which is ...
physics - A ball is kicked at ground level with a speed of 15.0 m/s at an angle ...
Physics - A quarterback claims that he can throw the football a horizontal ...

For Further Reading

First Name:
School Subject:
Answer: