homework

march 23 lab improvement: the way we read information is not totally accurate. and the rough surface + the heavier weight makes very hard to read info and make the whole experiment wrong. and the effort we put might be very much. and the sensor would not calculate it accurately

homework: List balance and unbalance forces

Unbalance forces:- 1. The guy in circus which is on the wooden bar with one tire bicycle and carrying a book to balance which is a big risk it is an unbalance force unbalance force. 2. The children pulling the rope towards them which is unbalanced force. 3. A boy hanging with the rope tighten on his stomach which is unbalanced force because he doesn’t have any balance, it is an unbalance force.

Balance force:- 1. The children on a see- saw are in the same direction and in opposite sites it is a balance force. 2. The guy on a car with the force of engine and the friction are both in different direction it is a balance force.