which processes produced heat that contributed to the formation of earth's different layers check all that apply

Which of the following can scientists estimate geologic time? a. observing rock sequences b. radiometric dating c. comparing fossils d. all of these

Explain how earths tilt and revolution around the sun affects weather and climate

Which of the following should be considered when evaluating the credibility of a text based on the voice? whether the voice is masculine or feminineo whether or not there is biaso whether or not the voice is true to the author's actual personalitywhether or not the voice reveals the timeline of the text