Physics, 25.12.2019 19:31 shelbylynn17
Alarge crate of mass m is placed on the back of a truck but not tied down. as the truck accelerates forward with an acceleration a, the crate remains at rest relative to the truck. what force causes the crate to accelerate forward?
a) normal force
b) force of gravity
c) force of friction between the crate and the floor of the truck
d) the "ma" force
e) none of these
Answers: 2
Physics, 22.06.2019 03:00, iicekingmann
Classify each possible hypothesis about a medicinal aloe vera plant as falsifiable or non-falsifiable. aloe vera gel is the best natural skin moisturizer. aloe vera gel can heal wounds by boosting cell renewal. aloe vera juice tastes better than carrot juice. drinking aloe juice can reduce the risk of lung cancer.
Answers: 1
Physics, 22.06.2019 04:30, tinytoonjr8052
Light from the sun reaches the earth in 8.3 minutes. the velocity is 3.00 x 10^8 m/s. how far is earth from the sun? i know how to get to d = (3 x 10^8 m/s)(498 sec). i just don't know how to get from there to the answer being 1.5 x 10^11 m.
Answers: 3
Alarge crate of mass m is placed on the back of a truck but not tied down. as the truck accelerates...
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