Help me with this question plz

Are the earth's ocean floor and continents the same age geologically? why or why not?

Lola needs to sign 6 invitations. using stopwatch that measures time to tenths of a second, it takes lola 5.3 seconds to sign her full name. going by the accuracy of the stopwatch, which is the most accurate determination for the number of minutes lola needs to sign all 96 invitations

Read each description below and determine to which stage of sleep each pertains. then click and drag each box into the appropriate category below.