Such information is valid when A. it is not biased.
There is no bias in science - the results are either correct or incorrect; personal opinions have nothing to do with that. B is incorrect because the point of experiments is that they can be repeated to achieve the same results. C and D are likewise incorrect as primary sources are important, and you can share the results with others if you want to.
I believe it would be orthoclase feldspar, quartz, micas, and amphiboles are the most abundant in granite.<span />
Answer:
1.when it is closest to the sun
2.when it is midway between its farthest
Explanation:
According to the law of Kepler's
T ² ∝ r³
T=Time period
r=semi major axis
We also know that time period T given as
v=Speed
So we can say that ,when r is more then the speed will be minimum and when r is low then speed will be maximum.
D only kinetic energt because if it had heluim or any thing jt will float up
Answer:
heat and power
Explanation:
is the simultaneous production of electricity and heat both of which are used
