5.Ocm hole is cut in a large piece of cardboard A point source is placed 3.0 m directly behind the hole, and a resulting bright spot is projected onto the screen 1.0m in ront of the hele! a la) diagram the scenario including relevant rays and labels (6) haw jarge is the bright spot ? (hint: use sluilar triangles)

Q: In an experiment performed in a space station, a force of 88 N causes an object to have an…

A: Given: Force F= 88 N Acceleration a = 8 m/s2  We need to calculate the objects mass m

Q: An applied force of 87.4 N is used to accelerate an object to the right across a frictional surface.…

A: Given: W=43.5 N f=19 N

Q: From a speed of 60 kph, a train decelerates at the rate of 2 m/min² along the path. How far in…

A:

Q: Examine the graph below and answer the question. Velocity (m/s) 12 10 4 2 0 2 Time (s) 3 4 LO What…

A: The velocity versus time graph is given for an object in motion The velocity is plotted along y axis…

Q: (b) What is the mass (in kg) of the child and basket if a scale reading of 100 N is observed? kg (c)…

A:

Q: An object was initially at rest. Now it started moving at a constant acceleration of 0.4 m/s2. How…

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Q: Eric has a mass of 45.99 kg. He is standing on a scale in an elevator that is accelerating downward…

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Q: A ballast bag is dropped from a balloon that is 200 m above the ground and rising at 13 m/s. For the…

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Q: A drone accelerates from rest to a speed of 300 m/s in 3 . How far the drone will go

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Q: Sally has decided to try cliff diving. After falling for 3 seconds, what is her velocity? Assume air…

A: The velocity is, v=atv=gtt

Q: A machine motion is equation: S = t - 4t + 4 where S is distance in m, and t is time in seconds.…

A:

Q: A car accelerates from 31.7 m/s to 58.3 m/s in 3.2 seconds.  What is the acceleration rate?  Round…

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Q: What is the velocity of 2 x 4 m/s

A: Velocity is defined as the time rate change of displacement with respect to time.

Q: Which of the following steps would most likely result in lowering the force of a collision? a…

A: By Newton's 2nd law, Force is given by, F=Change in momentumTime=∆pt=m(v-u)t

Q: 2.5 Is there a range of timestep choices At where the error is roughly proportional to At“ (that is…

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Q: A train begins from rest and accelerates to a maximum speed in 70 seconds. The train travels at 30…

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Q: joggers average speed

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Q: A B C D 14 blocks 28 blocks 32 blocks 42 blocks

A:

Q: 11.0 m Cliff 22.5 m/s

A:

Q: What is the average acceleration of a car

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Q: A bike accelerates from rest, decelerates to a stop. It then returns to its original position in a…

A:

Q: A car is being driven at a rate of 55 m/s when the brakes are applied. The car decelerates at a…

A: The initial speed of the car is 55 m/s. The final speed of the car is 0 m/s. The deacceleration of…

Q: A runner mass 57.1kg starts from rest and accelerates with a constant acceleration of 0.5 m/s ^2…

A:

Q: Which one is which

A: Answer is in box  and everything written out of box is explanation part. check next step.

Q: A rock is thrown downward from a top of a building with an initial speed of 20 m/s. It strikes the…

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Q: Kaname walked 14 blocks north to go to school. After school, she walked 9 blocks south to the store…

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Q: What metric units are used for gravitational acceleration? Om/s Om² /s m Om/s?

A: For given options provided in the question to choose metric unit  used for gravitational…

Q: The spring constant is 38 N/cm, the length of the spring is 5 cm, the relaxed length is 10 cm, and…

A: Spring constant (k) = 38 Ncm = 3800 NmLength of the spring (L) = 5 cm Relaxed length of the spring…

Q: A car initially moves with a velocity 32.7 m/s. Driver hits brakes, and the car stops in 4.8 s.…

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Q: Moana's canoe heads South distance of 97 km then heads due North for 39 km. What is the canoe's…

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Q: Imagine you are learning to drive. You get into your guardian's vehicle to practice, but all you see…

A: Rear view mirror is convex mirror.

Q: A runner of mass 51.1 kg starts from rest and accelerates with a constant acceleration of 0.8 m/s2…

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Q: Which of the following is true?   Kinematics is about the geometric description of motion.…

A: Kinematics is concerned with the motion of every item in the world, from the tiniest particles to…

Q: An airplane reaches a velocity of 80 m/s when it takes off. If the runway is 1 km in length, what…

A: Acceleration can be found by using equation of motion .

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Q: Starting at 10am, you bicycle at an average speed of 15 mph until noon when you enter the mountains.…

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Q: 3. Identify the terms in the equation of motion and determine which of them play on the vertical…

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Q: A rock is thrown straight up with an initial velocity of 6.3∗10^1m/s. What maximum height will the…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!