Rock Topic Questions
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We found 193 questions associated with the 'Rock' topic. Displaying results 101 - 110.
If a rock contains 70% uranium-238, how many billion years old is it? A. 13.5 B. 9 C. 1 D. 6.75 E.?
... 2.25
Posted 3+ months ago | 0 answers | 
| Open
The density of a rock is 2.2 g/cm^3 and its mass is 6.0 g. What is the rocks volume?
Posted 3+ months ago | 1 answers | | Open
Best Movie Fight We All Want To See!?
The Rock or Arnold Schwarzenegger! Who would win? And What Kind of movie would they be in?
Posted 3+ months ago | 0 answers | | Open
Have to make a water filter and find a way to filter chicken feces out of water using coal.. Help?
I can use other things such as sand, gravel, rocks.. Etc I'm making this out of a water bottle.
Posted 3+ months ago | 1 answers | | Open
Related topics: water, rock, filter, sand, chicken, gravel, bottle, coal, chickens, chemistry, biology
When I am making "rock candy", it always gets really sticky. do any of you know a fix?
Posted 3+ months ago | 1 answers | | Open
How is weight a force if force is defined as mass times acceleration?
I need help explaining how a stationary object (like a rock) exerts a force without accelerating. So, we are taught that force = mass times ...
Posted 3+ months ago | 1 answers | | Open
Related topics: rock, force, weight, stationary, object, time
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