Questions with the keyword 'crust'

• how big is the earths core? by mrlawlor to Charlie, Eoin, Jemma, Julian, Steve Comments: (No comments so far )
• what causes the earths plates to move by aarom to Charlie, Eoin, Jemma, Julian, Steve Comments: (No comments so far )
• when do you think we can dig deep enough to reach the earths mantle and experiment on it? by razza2k11 to Charlie, Eoin, Jemma, Julian, Steve Comments: (No comments so far )