documentjy

Titleby:Jenna Yungmann

??Problem??

Which method, the use of a lacrosse stick or barehanded, will increase the speed of a lacrosse ball when thrown and measurd by

a radar gun.

Hypothesis

Based on the research, the ball will travel at a higher speed when thrown with a lacrosse stick.

Materials

-yard or large field/area -girls lacrosse stick

-lacrosse ball -lacrosse or soccer goal

-2 scientists -radar gun

-tape measure

The Experiment

Radar gun used to detect miles

per hour.

Throwing the lacrosse ball with lacrosse stick

The lacrosse balls used in this experiment.

Throwing the lacrosse ball with the hand

Results

Like the hypothesis said the lacrosse ball traveled at a higher speed when thrown by a lacrosse stick

instead of by hand.

The End Results Graph

The End Result Chart

For More InformationVisit these sights.......

http://www.ehow.com/info_11369424_lacrosse-shooting-science-fair-project.html

http://www.physicsclassroom.com/class/energy/u5l1d.cfmm

http://www.lakotalacrosse.org/Page.asp?n=42165&org=lakotalacrosse.org