Sunday

March 1, 2015

March 1, 2015

Posted by **Rah_rAh** on Thursday, January 17, 2013 at 11:16pm.

tosses a(n) 7.7 kg jug of water in the forward

direction.

If the jug has a speed of 2.9 m/s relative to

the ground and the boy and skateboard move

in the opposite direction at 0.57 m/s, find the

boy’s mass.

Answer in units of kg

(I just want the formula) due in about 2 hours

- its physics.. i just want the formula -
**Anonymous**, Friday, January 18, 2013 at 12:25amNot sure, but I believe it is (M+M)V=MV. Solve for your unknown.

- its physics.. i just want the formula -
**Anonymous**, Friday, January 18, 2013 at 12:36am(M+2.2Kg)(0.57m/s)=(7.7Kg)(2.9m/s)

**Answer this Question**

**Related Questions**

Physics - A boy on a 2.4 kg skateboard initially at rest tosses a(n) 8.2 kg jug ...

Physics - A boy on a 2.2kg skateboard initially at rest tosses a 7.9kg jug of ...

physics - A girl and the bike she is riding have a combined mass of 73.7 kg and...

physics - A boy of mass 54.3 kg is initially on a skateboard of mass 2.00 kg, ...

physics - A boy of mass 54.3 kg is initially on a skateboard of mass 2.00 kg, ...

physics - A boy of mass 54.3 kg is initially on a skateboard of mass 2.00 kg, ...

Physics - A boy of mass 49.4 kg is initially on a skateboard of mass 2.00 kg, ...

physics - A boy on roller blades throws a jug of water away from himself, giving...

Physics - A 39.2-kg boy, riding a 2.39-kg skateboard at a velocity of +4.97 m/s ...

Physics - A 38.0-kg boy, riding a 2.37-kg skateboard at a velocity of +5.07 m/s ...