3/17 & 3/18 - 7th Grade Agenda Collect HW: Reading & Notetaking p. 153 – 156 Marble Race Lab Chap 8 Test for absent students Textbook Reading 318 – 321 HW: Reading & Notetaking 157 – 160 Reminder: Last day to turn in late work for this Quarter is 3/22 & 3/23

Reflection Prompt: Find the speed of the marbles in the following problems. 1. Track is 100cm long. The time it took for the marble to race down was 10 seconds 2. Track is 200cm long. The time it took for the marble to race down was 10 seconds 3. Which marble is slower?

Last day to turn in late work for this Quarter is 3/22 & 3/23 I will not accept any late work of this Quarter after 3/22 & 3/23

Marble Race Lab 3/17 & 3/18 Up to 4 students per team Project has to be completed in class (about 1 hour) I’ll provide the marble, masking tape and construction paper. You can bring other extra materials. Contest will be judged on the how creative it is.

Marble Race Lab 3/17 & 3/18 5 Points if you participate in the lab with your best efforts. 5 Points Extra Credit for the most interesting working design 5 Points Extra Credit for the longest working track (From top of the board to the bottom) 5 Points Extra Credit for the slowest speed (From top of the board to the bottom)

Speed = Distance / time What is the speed of this marble? Marble race track is 100cm. The time it took for the marble to race down was 10 seconds. 100 cm / 10 secs = 10 cm/sec

Marble Race Lab