1. rivers tend to naturally meander back and forth across their floodplains.

a. true
b. false

2. removing vegetation (and thus weight) from a slope increases its stability.

a. true
b. false

Phase changes are chemical changes. true or false

Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.

Why don't you see your reflection in water with waves or repples