Rebecca+runs+a+quarter-mile+each+we ek. +in+each+of+the+last+6+weeks+her+ti me+hasimproved+(decreased)+by+2%,+a nd+she+can+now+run+a+quarter-mile+i n+66+seconds. What+was+her+time+six+weeks+ago?.

Prompta snowboarder stands at the top of a hill and decides to see if he can increase his speed on his next trip down the slope.describe one thing the snowboarder could do to incrlase his speed on the slope. explain why this would cause his speed toincrease relate one of newton's laws to this problem.

2.22/3.33 points | previous answers tamucolphysmechl1 4.pre.002. ask your teacher my notes question part points submissions used on a frictionless air track, a blue glider with mass 0.200 kg is moving to the right with a speed of 8.00 m/s. it strikes a red glider that has mass 0.600 kg and that is initially at rest. after the collision, the blue glider is moving to the left with a speed of 2.40 m/s. (a) what are the magnitude and direction of the velocity of the red glider after the collision? magnitude 3.33 m/s correct: your answer is correct. direction correct: your answer is correct. (b) is this collision elastic?

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane