Lourdes mixes several ingredients in a bowl, creating a cake batter. she holds the bowl up and turns it upside down, causing the cake batter to slowly fall into a pan. as the cake batter falls into the pan, lourdes also uses a spatula to scrape the cake batter from the sides of the bowl and into the pan. what forces are acting on the cake batter as it moves from the bowl to the pan? be sure to explain whether each force acting on the batter is a contact force or a noncontact force. you should also explain how each force affects the motion of the cake batter.

Which component of the earth’s atmosphere is decreased due to photosynthesis?

Abumper car with a mass of 250 kg is traveling at a speed of 4 m/s. this bumper car collides and sticks to a second bumper car with a mass of 250 kg, which is initially at rest. what is the final speed of these two bumper cars after the collision, assuming they remain stuck together?

You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?