Motion of a planet around sun in its orbit is considered an example of two dimensional motion. Why?

Q: A student sees her physical science professor approaching on the sidewalk that runs by her dorm. She…

A: The professor is 2.0s being directly under her window

Q: 1. The acceleration due to gravity in SI unit is equal to 9.81 2. Acceleration is given by the…

A:

Q: In a 80 meter tall building, there are two elevators, 4 meters apart. Elevator A is on the top…

A: Given, vA=-2 m/s vB=1 m/s Total distance=80m time t=5s

Q: A rocket is fired upward with a velocity (v) of 670 feet per second.Find how many seconds pass…

A: Given that, S=-16t2+670t If the rocket reached the ground, the S = 0 0=-16t2+670t16t2=670tt=67016…

Q: 8. An astronaut on the Moon throws a baseball upward with an initial velocity of 10 meters per…

A: Given data : Eq. of baseball pathway on Moon : h=-0.8t2 +10t +2 Eq. of baseball pathway on Earth :…

Q: 3. Lebron James' height is b ever play in NBA was Gheorghe Muresan, who is 231 cm tall netermine the…

A: 1 feet = 30.48 cm 1 inch = 2.54 cm Given to us is                        Lebron James height =…

Q: I started hiking on a trail that was 10 kilometers long at a speed of 5 km/h. My brother walked in…

A:

Q: You drive a car 1500 ft to the east, then 2600 ft to the north. The trip took 3.5 minutes. You may…

A: Velocity = displacement /time

Q: Two cars emerge side by side from a tunnel. Car A is traveling with a speed of 60km/h and has an…

A:

Q: The variable r that appears in the equation F = Gm1m2/r2 is the radius of the second mass. the…

A: The given equation is the equation for the gravitational force of attraction between two objects.

Q: 5. The position x of an object as a function of time t. Time, t (s) Distance, x (m) 1.0 2.0 3.0 4.0…

A: The following graph has been plotted for the given data of time vs distance

Q: If the distance between two bodies never exceeds a finite limit, the motion is * Bound motion…

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Q: Two children are walking at the same steady speed of 2 feet/second at the United terminal at O’Hare…

A: Both children are walking with speed = 5feet/sec  one moving on the walk way so it helps to move…

Q: When the rocket engines on a starship are suddenly turned off, while travelling in empty space, the…

A: To explain : How will the starship travel once its engines are suddenly turned off ?

Q: Distance travelled by a body cannot be negative. Why?

A: Distance is a scalar quantity and can take only zero or positive values. The distance travelled by a…

Q: Sical quantity Qnas the formm. (Q}Plank- where: the Plank constant: 1.0545717260000002 x 10-34kg…

A: solutionGiven θplanck=hn1cn2Gn3h=1.0546*10-34 kgm2s-1c=299792458 m/sG=6.67*10-11 kg-1m3s-2we will…

Q: A motorbike crosses the starting line on a race track travelling at 84.2 ms and accelerates at 2.6…

A: Given a race track travelling at 84.2ms accelerates at 2.6 ms for 0.8 seconds  We have to find the…

Q: A cart is moving 40m/s when it is accelerated at 5m/s/s for a period of time if the velocity of the…

A: D

Q: You and some friends decide to take a canoe trip down the Columbia River. The stretch of river you…

A: Ans: 2 hour Solution: first find the distance between the points.

Q: h he climbed. All he has to use is baseball, a stopwatch, and friend on the ground below with a long…

A: Given:- Bob is a pitcher and knows that the fastest he can throw the ball is about v_0= 34 m/s. Bob…

Q: An object moves the first half of the total distance with a speed of 2 m s-1. If the average speed…

A: x1=Distance traveled in first halfx2=Distance traveled in second halfx=Total distance…

Q: at stone is thrown vertically upward at 30 m/s what is the direction of the stone acceleration as it…

A:

Q: 6) Time is a) dependent on the observer b) absolute c) the same for different observers d)…

A: According to special theory of relativity, Time is depends on the observer's position, Assume that…

Q: A 7 Kg bowling ball is dropped off a 10 meter diving platform. a) With what speed in meters per…

A: Potential energy of an object of mass m at some height h from the ground is given by mgh Kinetic…

Q: can you explain it step by step? The answer for me is not clear.

A: So basically, we know that AC supply has a fluctuating signal means it goes from maximum to zero and…

Q: A surface vessel 156 m long is to move at the rate of 6.38 m/s. At what velocity should a…

A:

Q: A car starts from rest with an acceleration of 5.0ft/s2. What is its velocity after it has gone…

A: Given : Vi = 0 ft/s,     a = 5.0 ft/s2  s = 600.0 ft Required : Vf =?   Here Vi = initial velocity…

Q: A boy cyclist and a girl cyclist are 10 miles apart and pedaling toward each other. The boy's rate…

A: Given: Distance between boy and girl (d) = 10 miles. Velocity of boy (vb) = 6 mph. Velocity of girl…

Q: After Dan makes a basket, Josephine claims she can find the amount of time the ball was in the air…

A: It is only the height that is provided to solve this problem. So, we can only use height in this…

Q: 135. Which term identifies a scalar quantity? (1) acceleration (2) momentum (3) speed (4)…

A: Scalar quantity is the which has magnitude only. For a vector quantity, it has a magnitude as well…

Q: Student Height (in feet and inches) Physics Student Mass (in kg) Stair height (in m) Time (in s) #1…

A: yeh, you have done correctly F=mg and work done W= Fd

Q: walks on a piece of graph paper straight along the a axis a distance of 10.0 cm in 1.80 s . It then…

A: Solution:-

Q: using d=1/2at^2 height in cm 40 converted to 0.4 m gravity 9.80m/s^2 how do you solve for time?

A:

Q: The three pieces of information required to know the position of an object are the: _______ the…

A: The position is a vector quantity that tells us how far we are from a reference point in a…

Q: An aeroplane takes 3 hours to travel a distance of 3300 km. Another aeroplane travels at a speed…

A: Speed of a body taking time t and covering distance d is given by the ratio of the distance to the…

Q: Two cars emerge side by side from a tunnel. Car A is traveling with a speed of 60 km h and has an…

A: According to the Newton's laws of motion , the distance travelled by the car  is calculated by using…

Q: Trial Y2 (cm) Y2 (m) Y2 - yı (m) V (m/s) Vxo (m/s) 1 0.145 2 0,145 3 0.147 4 0.143 0.143 m=0.0578kg…

A:

Q: You are stationary and you observe a frisbee being thrown out of a car. The car is going 55 m/s to…

A: Given data:  Velocity of car with respect to ground Vcg = 55 m/s, to the right Velocity of frisbee…

Q: Which of the following two objects have the same speed value? Bubble in two letters. OAn object…

A:

Q: How to solve distance and displacement in one dimensional motion

A: The distance traveled by the body in one dimension motion is calculated by the algebraic sum of all…

Q: Two cars with a distance of 100 m between them are moving in the same direction with the same…

A:

Q: Which of the following would be closest to the height of a standard door frame? O 20 m O 0.02 m O…

A: Since average height of a man is 1.7 meter. So height of standard door is just greater than and…

Q: Projectile motion is an example of two dimensional motion. Why?

A: The motion of a particle when the particle is thrown near the earth surface forms a curved path…

Q: Mount Olympus is the largest known mountain in the Solar System. It is located in the western…

A: In this  question more than three subparts are provided. So, solution for the first three is…

Q: When two objects are in contact and their motion is linked, we need to duplicate certain steps in…

A: 1. Drawing the force identification diagram for each object. 2. Drawing free body diagram for each…

Q: Bob proposed Alice to a marriage on the very top of a 30m building. Alice said yes. Bob then put the…

A: