Faites un schéma dans le cadre ci-contre représentant un dynamomètre et la masse marquée dont on veut connaitre le poids
Représentez également le poids de cette masse marquée.

Sara is creating an experiment. her hypothesis states the following. if i increase the air in my tires, then i will get better gas mileage. if this is her hypothesis what column titles do we need in our date table? a. air pressure in tire (psi) and gas mileage (mph) b. air pressure in the atmosphere (psi) and gas mileage (mph) c. miles (m) and gallons per mile (g) d. old battery and new battery

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

Ameter stick is pivoted at the 0.50-m line. a 3.0-kg object is hung from the 0.15-m line. where should a 5.0-kg object be hung to achieve equilibrium (the meter stick oriented horizontal and motionless)?