Which of these is an example of deceleration? a)a bird taking off for flight
b)a roller coaster moving down a steep hill
c)a car slowing down for a red light
d)an airplane following a straight flight path

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean

If a molecule with a molecular formula of c13h18 is treated with an excess of h2 in the presence of finally divided pt metal under conditions required for maximum hydrogenation of the molecule to give a molecule with a formula c13h24, how many rings are in the molecule?

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate