A railroad track is being built on an inclined surface. What is the estimated height of the supporting pillar that will be erected at a horizontal distance of 200 meters from the start of the incline?

Which is not a common extrusive igneous rock Basalt Granite Rhyolite Andesite

A train travels 97 kilometers in 4 hours, and then 63 kilometers in 1 hours. What is its average speed? Answer? units?

How does the matter and (solar) energy move through the sphere?

Why did the gas planets form toward the outside of our solar system?

Why doesn't all of the energy from the sun that enters the atmosphere reach the earth? Science question for my hmwk!

Juan is interested in finding out whether hummingbirds are attracted to some flowers more than others. In what order should Juan perform the steps of his experiment?

Will make Brainlest! <3 Metals are considered to be good conductors of heat. How do the specific heat values indicate this?

Which example identifies a change in motion that produces acceleration? choices are: 1. a speed skater moving at a constant speed on a straight track 2. a ball moving at a constant speed around a circular track 3.

Which of the following diagnostic procedures uses ultrasound?

Why is it easier to read black text on a white background than to read green text of any light color?