3) Earth is about 150 million km from the Sun, and the apparent brightness of the Sun in our sky is about 1,300 watts per square meter. Determine the apparent brightness we would measure for the Sun if we were located five times Earth's distance from the Sun. Answer: The Sun would appear 1/25 times as bright.
Well, there isn't the most renewable source but there are sources that are renewable, like solar energy.
Answer: Hope this helps!
Explanation:
a rock formed from particles that are deposited and lithified are sedimentary.
rocks formed from cooling and hardening magma or lava is igneous.
a rock formed when an already existing rock is subjected to extreme heat and pressure is metamorphic.
Answer:
a little less than 6 micrograms
Explanation:
The half-life of an element is defined as the time in which half of the isotope emits its radiation and becomes a different element. Therefore after 4.5 billion years the meteoroid will contain 12 micrograms of uranium, after 9 billion years will contain 6 micrograms. After 10 billion years will contain a little less than 6 micrograms.
