Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 3 s. What is your acceleration? i need the answer and the units

Light from a lamp is shining on a surface. how can you increase the intensity of the light on the surface?

The sun's light takes 180 seconds to reach the planet Mercury. Which of the following is the correct step to find the distance, in miles, of Mercury from the sun?

A girl runs up the down escalator in the mall. If the escalator is moving with a velocity of 24 m/min and the girl is running with a velocity of 30 m/min, how far up the escalator can she go in 4 minutes? A. 10 m B. 30 m C. 48 m D. 24 m

Describe one way in which entropy can increase when reactants turn into products Answer in a complete sentence

Which units are used to measure forcer newtons feet miles grams

What can change scientific knowledge?

6. What is ductility?

During practice, a baseball player hits a very high fly ball, and then runs in a straight line and catches it. Which had the greatest displacement during the time period from the hitting of the ball to its catching

Why are glass fibers stronger than bulk glass?

1. A 2000kg truck at rest accelerates to 45m/s in 7 seconds. What is its change in kinetic energy?