A child falls sideways (perpendicular to direction of sled motion) while sledding on frictionless ice. What happens to the velocity of the sled (neglecting air resistance)?

What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.

Aboy with a mass 25 kg climbs into a small tree. he sits on a branch that is 2.o m above to the ground.what is his gravitational potential energy above the ground?

Discuss how the hardness or softness of the landing surface is related to the time required to stop the egg