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chingtham
Questions (3)
from what height can a 1 kg falling object cause fracture of the skull?assume that the object is hard and the area of contact
0 answers
639 views
a 70 kg astronaut is loaded so heavily that he can jump only to a height of 10 cm on earth.how far can he jump on the moon?
1 answer
1,242 views
assume that a 50 kg skater on level ice has built up her speed to 30km/hr.how far will she coast before the sliding friction
3 answers
1,721 views
