How many parts of oxygen do you need for
each part of acetylene for a neutral
flame?

If a negatively charged particle is placed at rest in an electric potential field that increases in the positive x-direction, what will the particle do? a. accelerate in the positive x-direction b. remain at rest c. accelerate in the negative x-direction

What is an example of static friction

Aplane's average speed between two cities is 600 km/h. if the trip takes 2.5 hours, how far does the plane fly?