Answer: B, C
Explanation: Scientists use radiometric dating of meteorites and analyze the impact craters on planetary body surfaces to learn about the age of the solar system and its planetary bodies.
Answer:
growth hormone, thyroid-stimulating hormone, adrenocorticotropic hormone, follicle-stimulating hormone, luteinizing hormone, and prolactin.
Explanation:
The answer is D.
With mechanical advantage, less work is put in for a better result.
It can apply force in a shorter distance, but increase distance itself.
Explanation:
imagine I teach my child at my home , it doesn't involve any commercial purpose . I don't need any money from my child , so that's free market economy.