Abicyclist is finishing his repair of a flat tire when a friend rides by with a constant speed of 3.63 m/s. four seconds later, the bicyclist hops on his bike and accelerates at 2.11 m/s2 until he catches his friend. a. how much time does it take until he catches his friend? (b) how far has he traveled in this time? (c) what is his speed when he catches up?

The extremely high temperatures needed to trigger nuclear fusion are proposed to be generated by laser irradiating a spherical pellet of deuterium and tritium fuel of diameter 1.8 mm. (a) determine the maximum fuel temperature that can be achieved by irradiating the pellet with 200 lasers, each producing a power of 550 w. the pellet has an absorptivity 0.3 and emissivity 0.8.

Phase changes are chemical changes. true or false

Which lists the organs in the correct order as food passes from the mouth to anus?