Physics, 07.03.2020 02:42 harveyangel123p2tjae
A sprinter is just coming out of the starting block, and only one foot is touching the block. The sprinter pushes back horizontally against the block with a force of 800 N and pushes down vertically against the ground with a force of 1000 N. How large is the resultant force and in what direction and angle is the resultant force located
Answers: 1
Physics, 22.06.2019 04:20
When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.
Answers: 1
Physics, 22.06.2019 05:30
Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?
Answers: 1
Physics, 22.06.2019 19:30
How many electrons in an atom could have these sets of quantum numbers? =3n=3 electronselectrons =4,ℓ=2n=4,ℓ=2 electronselectrons =6,ℓ=ℓ=−1n=6,ℓ=2,mℓ=−1
Answers: 3
A sprinter is just coming out of the starting block, and only one foot is touching the block. The sp...
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