A rubber ball is dropped from a height of 1.5 m. a) How long does it take to hit the ground? Need help with the rearrangement of the equation
21889naq
Asked:
August 2023
Town A has a population of 25000 people, as of February 26, 2021. Town B has a population of 60000 people, as of February 26, 2021. Town A's population is increasing at a rate of 5%/a, compounded daily. Town B's population is decreasing at a rate of 3.4%/a, also compounded...
A tennis player begins a serve by tossing a 57 g tennis ball straight up. After leaving the player's hand, the ball rises another 1.8 m. Calculate the speed of the ball as it leaves the player's hand.
21889naq
Asked:
December 2022
predictions for projectile motion. They set up a system so that a beanbag is launched horizontally off one of their desks with an initial speed of 4.2 m/s. They measure the height of the desk to be 1.3 m. a. What is the time of flight for the beanbag? b....
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Asked:
December 2022
How to account for or eliminate earths magnetic field and air resistance in a lab
21889naq
Asked:
December 2022
how does earths magnetic field and air resistance affect experimental results in a lab
21889naq
Asked:
December 2022
how to account for or eliminate earths magnetic field and air resistance in a lab
21889naq
Asked:
December 2022
what forces are outside an experimenter's control in a physics lab? My answer is air resistance and gravitational field strength Pls somebody verify if this is correct
21889naq
Asked:
December 2022
how to account for reduce the impact of earth'smagnetic field and air resistance on a experiment
how does air resistance affect experimental results in a general lab
21889naq
Asked:
December 2022
A car at a position 150 km [W] of Toronto travels to a position 400 km [W] of Toronto. The total displacement of the car is: Answer is 250 km [w] but somebody please explain why we have to subtract the final with the initial value instead of adding them....
21889naq
Asked:
December 2022
A car at a position 150 km [W] of Toronto travels to a position 400 km [W] of Toronto. The total displacement of the car is: why subtract final and initial values for this question
21889naq
Asked:
December 2022
Answer is 250 km [w] but somebody please explain why we have to subtract the final with the initial value instead of adding them. I thought that total displacement meant addition? Is subtraction the only exception when talking about position? Thanks
21889naq
Asked:
December 2022
can somebody draw a free body diagram for question below Two dynamics carts are placed end to end. Cart 1 (1.2 kg) is stuck to cart 2 (1.8 kg). Cart 1 is pushed with a force of 18.9 N, causing cart 1 to push cart 2 forward. a) Calculate the...
21889naq
Asked:
December 2022
An old rope can now only safely suspend 120 kg. When the rope is tied to a beam, it hangs down with a vertical length of 12.0 m. Calculate the minimum time required for an 85 kg person starting from rest to climb the entire length of the rope without...
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Asked:
December 2022
can somebody explain question 10 for me? the solution is posted but I don't understand how they solved for mass
21889naq
Asked:
December 2022
A net force of 126 N [S] is applied to a 70 kg sprinter. Draw a free body diagram of this question
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Asked:
December 2022
Determine the force of gravity acting on each object. (Hint - use F = mg) a) A 2.0 kg object falls straight down. b) A 62 kg person stands on a floor. show how you got the answer ty
21889naq
Asked:
December 2022
Town A has a population of 25000 people, as of February 26, 2021. Town B has a population of 60000 people, as of February 26, 2021. Town A's population is increasing at a rate of 5%/a, compounded daily. Town B's population is decreasing at a rate of 3.4%/a, also compounded...
21889naq
Asked:
December 2022
A box, sliding along a level floor, comes to a stop 1.2 s after displacing 2.5 m. If the box has a mass of 5.0 kg, calculate the work done by friction to the box