Physics, 26.11.2019 06:31, Jamiesun9222
Carla has four marbles that are different sizes. she wants to know how size affects the speed at which the marbles roll
how could she do a scientific investigation to test this?
oa. carla could roll a marble, a block, a ring, and a coin down a slope to see which object rolls the fastest.
ob. carla could look up whether small or large objects roll fastest in a textbook.
carla could roll the different sized marbles down a slope to see whether the small or large marbles roll faster
od.
carla could roll the marbles down different sized slopes to see which angle makes the marbles roll the fastest,
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Answers: 1
Physics, 22.06.2019 18:30, sarinaneedshelp01
A1000-kg car is moving at 30 m/s around a horizontal unbanked curve whose diameter is 0.20 km. what is the magnitude of the friction force required to keep the car from sliding?
Answers: 3
Carla has four marbles that are different sizes. she wants to know how size affects the speed at whi...
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