Which calculation is used to determine acceleration? O A. divide average velocity by mass O B. divide change in velocity by change in time O C. multiply average velocity by change in time O D. multiply change in velocity by distance traveled

Q: A worker applies an effort force of 68 N to open a window with a resistance force of 760 N what is…

A: Given Resistance force = 760 N Effort force = 68 N we know, Crowbars MA =Resistance force/Effort…

Q: A 76 kg man pushes off from the 84kg block on ice and slides away at a speed of 3 m/s What is the…

A: Given Information  Mass of man =76 kg Mass of block= 84 kg Speed = 3 m/s To Calculate: Speed of the…

Q: A crate is pushed across the floor with a force of 522 N. If the crate has a normal force of 758N,…

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Q: A 60 kg man pushes off from the 71kg block on ice and slides away at a speed of 4 m/s What is the…

A: Mass of man, M=60kg Mass of block, m=71kg Speed of man, V=4m/s Let Speed of block be v.

Q: car travels 16 km in 12 min, calculate the speed of the car, express your answer is mph there are…

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Q: In the formula F = qi x B: F must be perpendicular to ở but not necessarily to B F must be…

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Q: What is the force in newtons acting on a 6.60 kg package of nails that falls off a roof and is on…

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Q: The velocity of a ball

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Q: Dumbbell Dunibbell -Professor (not a dumbbell) BEFORE AFTER

A: In the 'BEFORE' scenario (w1), the professor has a larger moment of inertia because the dumbbells…

Q: Calculate the effort force for the following situation. 15 N V 12 N 35 cm 26 cm 42 cm

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Q: What is the correct law of motion. A swimmer turns and kicks off from the end of the pool

A: Newton's third law states that whenever there is a action or a force applied than an equal and…

Q: From a ravine that is 141 meters high, a stone is dropped. How long will it take to fall to the…

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Q: A 66 kg man pushes off from the 108kg block on ice and slides away at a speed of 4 m/s What is the…

A: Given: Mass of a man (m) = 66 kg. Mass of a block (M) = 108 kg. Speed of man (v) = 4 m/s.

Q: 4 kg 1 kg

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Q: A rock on a string is being accelerated upward. The tension in the string:

A: Answer             D) is greater than the weight of the rock

Q: with a gun, where should you aim?   aim above the fish.   aim directly at the fish   aim below…

A: Refraction is the phenomenon of bending of light when it passes from one medium to other.

Q: A 50 kg man pushes off from the 94kg block on ice and slides away at a speed of 3 m/s What is the…

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Q: A 39.5 kg mg child on a sled slides down a hill reaching a speed of 8.92 meters per second how high…

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Q: What are some examples of the physics behind road deisgn? Thank you!  I am only focusing on road…

A: One of the examples of physics used in road design is friction. Friction is the opposite force that…

Q: How large of a net force is required to accelerate a 1,592 kg car from rest to a speed of 13.7 m/s…

A: According to Newton's second law F = ma

Q: dropped a 2kg rock from a cliff and it hits the ground 2 seconds later. How high is the cliff?   5m…

A: Given data, Rock is dropped from cliff i.e., initial velocity is zero, u=0 Only acting acceleration…

Q: A car hits a bug with a force of 100N. With how much force does the bug hit the car?       10 N…

A: The correct option is (2).  i.e   100N