zanele has a mass of 40 kg and is sitting inside the cart. zanele's friends pull the cart with a force of 500N at an angle of 20° to the horizontal, using a light rope. The cart experiences a frictional force of 300N. How would the carts final velocity be affected if the angle between 500N force and the horizontal is decreased. ​

What is the magnitude of the resultant vector round your answer to the nearest tenth

The experiment was repeated many years later but the gases were mixed in a different type of container. a white solid was obtained which was xenon fluoride. predict whether you think 1) krypton and 2) radon will react with fluorine. explain reasons for your predictions

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?