What is the net force of a motorcycle if it has a mass of 250 kg and an acceleration of 68 m/s2?

What are segments of dna that code for a particular trait. a combination of dna and proteins make up what

What is the earliest point in the universe that we can observe? why can’t we see back further than this?

While goofing off at the ice skating rink, a student takes off her shoes and places each of them on the ice. her friend, a hockey player, then shoots a hockey puck at each shoe. the first puck immediately comes to rest after it collides with the left shoe. the second puck rebounds after it collides with the right shoe. if each hockey puck has the same incoming speed, which shoe has greater speed after the collision? the right shoe. both shoes have the same speed. the left shoe.