Pings from an echo sounder aboard a ship make a round trip in 14 seconds. How far beneath (under) the ship is the ocean floor? (HINT: Sound travels 1,520 m/sec in sea water.)

a. 21,280 mb. 10,640 mc. 6,080 md. 9,120 m

Friday, January 25th

Help, I’m going to

fall

What did summer say to the spring?

Workday

1.Finish Activity #12.Fill out Self-Reflection and hand

into front basket when finished 3.Work on vocabulary sheet 4.Start activity #2