assume you push a 20kg child in a little red wagon with a force of 100n. however, the dirt and rocks below the wheels create a frictional force of 25 n. what os the net force acting on the wagon and child?

To avoid becoming distracted by an urgent situation while driving, you must: a. deal with it while you continue driving b. think about while you're stopped at intersections c. pull over to deal with it

In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.

Rick is on a bicycle trip. every 4 days he bikes 230 km. if rick keeps this same pace for 16 days, how many kilometers will he bike?