Answer:
31. Seatbelts lock in place to make sure you don't go flying into the windshield.
32. Friction causes the soccer ball to slow down. If we were to kick a soccer ball in space, where there is no friction, it would keep on rolling until it eventually hits something or goes out of sight.
33. Heavier loads will make the vehicle move off of the table. The heavier the weight, the quicker the vehicle will roll. Loads that are something very similar or lighter than the vehicle won't make the vehicle move by any means.
34. Gravity is the power pulling the piano toward the Earth.
Friction would happen with an unpleasant surface, making it a lot harder to push the piano up the ramp.
35. Wagon C
Wagon C has the least boxes and minimal measure of mass, making it simplest to move.
36. I would move the crates so every cart has a similar measure of boxes, making them equivalent in mass. This would make them all take a similar measure of power to move them.
Explanation: I have the answer key
<span>So that the cells can function correctly. </span>
Answer:
2 clothing has changed bc the needs based on the environment and advancings culturs its supplied to support the needs of its wearer. It has also changed to impress others or simply to just fit in and not be left out.
Aquired traits arent passed onto offspring and natural selection takes place over a long period of time over many generations so only genetic traits can change over a period of time whereas aquired traits, eg a lost limb, are random and one off
Not sure to good to be true
