5. If an object is thrown straight up, in which direction does the acceleration of the object point when the object is (explain your answers): (a) traveling upward (b) at it's maximum height (c) traveling back down

Q: 4. It is defined as the change in the position of a particle during a time interval. a. Average…

A: When a particle moves in a specific direction and changes its position with time, then the velocity…

Q: 3- The acceleration of an object is given by function a = 2s ft/s?. When t = 0, v = 1 ft/s. What is…

A: Ans:- Image-1

Q: 4. Given A vehicle changes velocity from 80.0 km/hr to 20.0 km/hr in 6.00 seconds. Required: Find…

A:

Q: 3. A squirrel running at constant acceleration between two points 60.0 m apart in 4.00 seconds. It…

A:

Q: Would an object dropped three times from the same height would hit the ground at the same time?

A: Since, for a freely falling body which is dropped from height(h) and takes time(t) to reach the…

Q: Can an object be increasing in speed as its acceleration decreases? If so, give an example. If not,…

A: Yes, an object can be increasing speed as its acceleration decreases.

Q: If a car has zero acceleration must it’s velocity also be zero? Explain

A: Acceleration is define as rate of change of velocity with respect to time.so if acceleration is zero…

Q: 4. Suppose that typoon adding accelerates from 10 km/hr to 12 km/hr in just 30 min. If it continuous…

A: Given : vi = 10 km/hr = 2.778 m/s vf = 12 km/hr = 3.333 m/s t = 30 min = 1800 seconds

Q: 4- A juggler throws a bowling pin straight up in the air. After the pin leaves his hand and while it…

A: Given A juggler throws a bowling pin straight up in the air.

Q: 2. If you throw a rock straight up in the air with a velocity of 29.5 m/s, how high does it go and…

A: At highest point final velocity will be zero. Apply kinematics formula, v=u+at Initial speed u=29.5…

Q: # 4. An unmarked police car traveling a constant 95 km/h is passed by a speeder traveling 135 km/h.…

A:

Q: 3. The velocity of an object is proportional to elapsed time (a) always, (b) only for positive…

A: The expression that relates the velocity with acceleration is given by, ∆v=at On when the…

Q: 4. A French high velocity train accelerated uniformly from 350km/hr to 500 km/hr as it moves through…

A:

Q: Can an object reverse its direction of travel while maintaining a constant acceleration? If so, give…

A: Direction of travel is same as the direction of velocity.Yeah, the direction of travel can change…

Q: What is the distinction between speed and velocity? Describe a situation in which an object's speed…

A: NOTE: ● The physical quantity which has only magnitude ,called scalar quantity. ●The physical…

Q: 4. Given km/hr to 20.0 km/hr in 6.00 seconds. A vehicle changes velocity from 80.0 Required: Find…

A:

Q: Is it possible for velocity to be constant while acceleration is not zero? Explain.

A:

Q: 4. The fastest humans can throw a baseball tops out at around 100 mi/hr. If an individual throws a…

A: Given that,speed of ball, v=100mihrv=100×1.609×10003600v=44.6945msfree fall acceleration, a=9.8ms2

Q: 2. A bike accelerates uniformly from rest to a speed of 7.10 m/s over a distance of 35.4 m.…

A:

Q: 6. If someone told you that they traveled 50 km east, are they describing the distance they traveled…

A: When someone says that they are heading east this means that this is the least direction in which…

Q: 2. An object on one of the moons of Jupiter is dropped from rest. If the object covers a distance of…

A: distance covered (d) = 3.2 mtime taken (t)= 1.5 s initial velocity (u) = 0 ms

Q: 13. A sky diver in free fall reaches a speed of 65.2 m/s when she opens her parachute.re The…

A:

Q: Which of the following statements is correct for average velocity?

A: average velocity = total displacement /total time taken

Q: Does an odometer in a car measure distance or displacement?Explain

A: The odometer in the car is used to measure the distance. The explanation to this is as shown…

Q: 4) A car traveling at a speed of 30 m/s encounters an emergency and comes to a complete stop. How…

A:

Q: 5. The acceleration of a particle moving along a straight line is a=Vs, where s is in meters. If its…

A:

Q: 3. Given the Velocity-Time graph of an object moving in straight line. Find the average speed and…

A: Given: Velocity-Time graph of an object

Q: 4. WHICH HAS MORE ACCELERATION WHEN MOVING IN A STRAIGHT LINE- A CAR İNCREASING ITS SPEED FROM 75…

A:

Q: Can an objects acceleration be in the opposite direction to its motion? Explain.

A:

Q: 2. A passenger jeep is traveling at 40 m/s when the breaks are applied. It comes to a stop after 10…

A:

Q: If a car is traveling eastward, can its acceleration be westward?Explain.

A: The acceleration is the rate of change of velocity with time. So the speed of the object decreases…

Q: 6) Two cars are travelling towards each other on a straight road at velocities 15 m/ s and 16 m/s…

A:

Q: 3. What is happening to the velocity of an object if it has a negative acceleration? it is…

A: Acceleration is the rate of change of velocity.

Q: 1. In which of the following situation ? does the car have westward acceleration? a. The car travels…

A: Given a car have westward acceleration and we have to chose the correct situation regarding to…

Q: A car has a final velocity of 10 m/s and an acceleration of -2 m/s2. If it has been moving for 8…

A: The equation of motion is given by, v=u+at Here, v is the final velocity, u is the initial velocity,…

Q: 2. Can you conclude that a car is not accelerating if its speed- ometer indicates a steady 60 km/h?…

A: Given:- omelet indicates a steady speed of 60km/h .

Q: 2- In their trip from Kenmare to Cork via Glengariff, Charlotte and Shona travel a total distance of…

A:

Q: 3. An object is dropped from a height. a. Describe its velocity as its falls to the ground. b.…

A: (a) When the object is dropped from a height, its initial velocity is zero. Due to gravity acting…

Q: 7- In a slap shot, a hockey player accelerates the puck from a velocity of 8.00 m/s to 40.0 m/s in…

A:

Q: 13- A sphere is fired downwards into a medium with an initial speed of 27 m/s. If it experiences a…

A:

Q: A car moving in a straight line accelerates from rest at a rate of 6.00 m/s², for 5.00 s. It then…

A:

Q: You take your dog on a walk to a nearby park. On the way, yourdog takes many short side trips to…

A: There is a basic difference between distance and displacement.  Displacement is a vector which…

Q: 2. Is it possible for an object to be zero speed when its acceleration is not zero? Explain with an…

A: From kinematic equations of motion we have v = vo + at Here, v is final velocity/speed , vo is…

Q: A muon is moving 17 m/s north when it experiences a constant acceleration of 5 m/s2 north. During…

A:

Q: 3. A person starts pedaling a bicycle from rest, and accelerates uniformly over a time of 7.34…

A: The distance traveled by bicycle is, s=35 m The time taken by bicycle to travel the distance is,…

Q: 7. What one-dimensional position function must an object have such that the object's position is…

A: Let rx be the position. So, the velocity will be: