Answer:
A. Oxygen puts off carbon dioxide.
Explanation:
Answer:
Well some people would argue that since the universe is infinite (or so scientists say), any given point can be the center of the universe. So our solar system and milky way could be the center of the universe
Answer:
Atoms consist of a nucleus made of protons and neutrons orbited by electrons.
Isotopes are atoms that have same number of protons but they differ in the number of neutrons and in atomic mass.
The wind isn't blocked at all in a desert. Also in deserts the sand is easily picked up by the wind hitting rocks further eroding them
Answer:
<h2>2000 N</h2>
Explanation:
The work done by an object can be found by using the formula
workdone = force × distance
From the question we have
workdone = 500 × 4
We have the final answer as
<h3>2000 N</h3>
Hope this helps you
