If an object starts at rest and moves 90 meters south along a straight line for 3 seconds, what is its average velocity?

A. 90 m/s

B. 30 m/s, South

C. 30 m/s

D. 270 m/s, South

observational studies are identified by changes in sot variable while controlling other true or false

What is the role of glucose in cellular respiration?

Acceleration is defined as the rate of change go which of the following 1. Velocity 2. Time 3. Displacement 4. Position

Detailed measurements of the disk and central bulge region of our galaxy suggest our milky way is a

If object a has more mass than object to be does object contain more matter explain

If a negatively charged particle enters a region of uniform magnetic field which is perpendicular to the particle's velocity, will the kinetic energy of the particle increase, decrease, or stay the same?

The horizon moon appears to shrink in size if it is viewed through a narrow tube that eliminates the perception of distance cues. This best illustrates the importance of: a) convergence b) closer, farther away c) context effects d) none of thses

A bow is pulled back with 89.0N of force a distance of. 600m and shoots a 300kg arrow straight up. What is the work done on the arrow? 0.00J 53.4J 26.7J 16.0J

A stationary rock is pushed off a very high cliff. Which graph correctly represents the acceleration due to gravity as the rock undergoes free fall to the ground?

What do you think would happen to the mass if the reaction took place inside a sealed plastic bag?