3. Which of the following is a DERIVED quantity? *

Q: What quantities are needed to describe velocity? O distance, location, and speed O distance, time,…

A: velocity =(change of distance)/(time ) ,again velocity is vector quantity ,

Q: A jet plane travels a distance of 1 .53 x 103 km, in 1.0 h and 28 min. Determine the speed of the…

A:

Q: At low altitudes the altitude of a parachutist and time in the air are line (A) Find a linear model…

A: GivenAt t=0, a=2700 ftAt t=100 s ,  a=0

Q: 41. Which of the following is NOT a vector quantity? * O Displacement O Speed O Velocity O…

A:

Q: Convert the following numbers to scientific notation. (a)    568,157 --- ✕ 10 --- (b)    0.000301…

A: (a) The scientific notation of the given number is,

Q: 2 An ant starts at -20 m on a piece of graph paper and walks along the x axis to x- -20 m. It then…

A:

Q: Which among the following is a vector quantity? a) Speed b) Time c) Temperature d) Displacement

A: Vector quantities are the quantities that possess both magnitude and direction.

Q: 3) Mail Carrier's Displacement. A rural mail carrier leaves the post office and drives 22.0 km in a…

A:

Q: defines how fast an object moves O Velocity O Speed O distance O displacement L 0 Other:

A: Definition of rate of moving of an object :

Q: 2. You take a three-day hiking. On the first day, you travel 5.0 km heading east. On the second you…

A: We are allowed to give the explanation of first question only which is given below.  Please repost…

Q: 14. A system of objects or a description of objects that are not moving with respect to one another…

A:

Q: DISTANCE AND DISPLACEMENT

A:

Q: 4. Find the distance traveled by a boat in 8 seconds if it is moving at a uniform speed of 20 m/s.…

A:

Q: 6. A car moving at 65 mi/h South then 50 mi/h east.

A:

Q: An airplane accelerates down a runway at 3.20 m/s^2 for 32.8 seconds until it finally lifts off the…

A: Given, a=3.20 m/s2t=32.8u=0

Q: 8) On its maiden voyage in July 1952, the liner United States won the coveted Blue Ribbon for the…

A:

Q: 01: If a car is traveling at (80 km/h), determine its speed in miles per hour and foots per second.

A: 1 km = 0.62miles 1km = 3280.62foots 1hour = 3600sec. Just put these values to get the results

Q: Two cars which are separated by 4.74 km are moving on the same direction. The car in front is moving…

A: Given data- Two cars which are separated by distance d=4.74 km The car in front is moving at a…

Q: 3) Which of the following quantities is described by BOTH a magnitude and a direction? * O Speed O…

A: The vector quantities are defined by a magnitude and direction. The scalar quantities are defines by…

Q: 5. Describe the motion of a person or object and then sketch position, velocity, and acceleration…

A:

Q: 1. What are the three laws of motion and give an example of a situation for each law.

A: To state three law of motion and to an example ofa situation for each law.

Q: The following conversions occur frequently in physics and are very useful. Use and to convert 60 mph

A: Miles per hour and feet per second are the units of speed, these units are used to measure speeds.…

Q: 13. How far did this object travel in total?

A: This is a velocity-time graph. The area under the curve and the x-axis will give the displacement of…

Q: A child is sledding on a smooth, level patch of snow. She encounters a rocky patch and slows to a…

A:

Q: A girl on a bridge throws a rock straight down at -12.5 m/s. It hits the ground 38.4 m below. How…

A: Given  V = -12.5 m/sec  Height of ground ,H = 38.4 m  Acceleration = a =-g = -9.8 m/s²

Q: Question 4 A swimmer can swim at 5.11 m/s in still water. She swims directly across a river, from…

A: Let            vswimmer=5.11m/svstream = 3.73m/stime = 36.6 sec

Q: 7. The velocity of a particle is given by the first integral of its equation for its position. 8. 1…

A: 7. Velocity can be defined as the rate of change of the object’s position with respect to a frame of…

Q: Caleb left home and traveled toward the city A at an average speed of 61.1 km/h. Some time later,…

A:

Q: 1. Calculate the speed for a car that went a distance of 125 kilometers in 2 hours time. >Car's…

A:

Q: A stone of is dropped from a height of 93 meters with zero velocity. Assuming no air resistance,…

A:

Q: Estimate the number of gallons of gasoline consumed each day in the United States by commuters…

A:

Q: 9. An airplane accelerates down a runway at 3.20 m/s^2 for 32.8 s until it finally lifts off the…

A: Given, Initial speed (u)=0m/s Acceleration of the plane(a)=3.20m/s² Time taken(t)=32.8s

Q: Convert the following into the new units. Find 9.807 m/sec² (the acceleration of gravity) in miles…

A: Given that, acceleration due to gravity (g)= 9.807 m/s² We know that, 1 meter = 0.000621 miles And,…

Q: 11. The coach got sidetracked by one of the players and forgot to ask the distance travelled at 50…

A: Given:

Q: Meter in a vehicle that calculates distance covered by the vehicle is called __________. A)…

A: There are several ways to calculate the distance speed of any vehicle.

Q: Classify each quantity as a scalar quantity or vector quantity. Answer choices may be used more than…

A: Given:We are given the following quantities:1.Average…

Q: A person holding a ball is on top of a building. The person jumped at the rate of 1 ft/s while…

A: Newton's equations of motion can be used to determine the velocity, acceleration or time taken for…

Q: What law of motion explain the released of a bullet  during a firing of a gun?

A: According to Newton's first law body is at rest or moving at a constant speed in a straight line, it…

Q: A falling flower pot takes 0.33 seconds to travel past a window that is 2.2 meters tall. From what…

A: Given: The vertical height of the window is 2.2 m. The time taken by the flower pot to cross the…

Q: Change following into SI units (MKS): (A) 0.58 km (B) 650 g

A:

Q: Express the following numbers in scientific notation. c. 0.000243 d. -91.123

A: Given data:  Two numbers 0.000243 and -91.123 Required: Numbers in the scientific notation

Q: Angle 30° is May be both Fundamental and derived quantity Fundamental quantity O None of these O…

A:

Q: Velocity is the speed of an in a particular -The SI unit for is + direction. Acceleration is the at…

A: Velocity is the speed of an object in a particular direction. The SI unit of velocity is…

Q: What are the difference between distance and displacement

A: Introduction: Distance: The distance defined as the length between two points, it's a scalar…

Q: 3. What is the equation for Newton's second law? of Im

A: According to question we need to find equation of newtons second law .

Q: Distance=450 km speed=50 km/hr Determine time to cover the distance ?

A: Write the given values with the suitable variables. d=450 kmv=50 km/hr Here, d is the distance and v…

Q: Determine the distance between the two cities. km Determine the average speed for the trip. km/hr

A:

Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.