Which of the following is a vector quantity? A. The volume of a liquid B. The weight of a physics book C. The displacement of walking around a running track D. Both B and C

Energy is the ability to do work which measures what

One relationship between organisms is that of predator-prey. Which of the following is the best description of a predator?

Determine the oxidation number of each atom in the following compounds: sodium chloride and iron oxide.

This type of a boundry can be located at around 40 N latitude and 0 long titude

A migrating robin flies due north with a speed of 12 m/s relative to the air. The air moves due east with a speed of 6.8 m/s relative to the ground.

A car traveling 26 m/s starts to decelerate steadily. It comes to a complete stop in 13 seconds. What is it's acceleration. ___m/s^2

Less work was done. What is one possible reason why this has happened? A. There was more force applied; therefore, there was less movement. B. There was less force applied; therefore, there was more movement. C.

What are the optimal conditions for using a solar oven?

What is the magnifying power of an astronomical telescope using a reflecting mirror whose radius of curvature is 5.5 mm and an eyepiece whose focal length is 2.9 cmcm? Follow the sign conventions.

Who was the first person to observe a sign of molecular motion?