270 cm3 of a solution with a concentration of 10 g/dm3 would contain how much solute

Asystematic approach to problem solving is called a (an)

Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?

If y gets smaller as x gets bigger and y have an relationship?