5. A 10 kg block of wood is being pushed to the east by a force of 20 N. The acceleration of the block is 0.8 m/s/s. What is the force of friction and what is the direction?
a = fm

Which of the following represents an upright image? a. -do b. +m c. -m d. +do

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer

How to tell if a molecule is polar or nonpolar with electronegativity