rosehiggs8 rosehiggs8

11-11-2022
Physics

Answered

Which statement is NOT true?
O Acceleration is always a positive number.
O Acceleration has the SI units of m/s².
O The slope on a speed-time graph is the object's acceleration.
O
To calculate the acceleration of an object, the change in velocity is divided by the length of the time interval over which
the change occurs.

Answer :

Other Questions

A car rounding a corner has an acceleration of 5m/s². If it rounds a corner with twice the radius at the same speed, what would be its new acceleration?

Katie pulls her wagon by the handle. She exerts a force of 60 N 30 degrees above the horizontal. The force of friction from the sidewalk on the wagon is 30 N. T

An object is dropped from an unknown height. If it falls for 12.0s, how far does it fall? (g = -9.81 m/s²) O-706 m/s² O -706 m/s O -706 m O-706 s Question 7 4.1

Pls help :) An astronaut lands on an alien planet. He places a pendulum (L = 0.200 m) on the surface and sets it in simple harmonic motion, as shown in this gra

15. A hybrid automobile traveling at 5.0 km/h, steadily increases its speed to 20.0 km/h in 10.0 s a. Calculate its average acceleration, b. Calculate the dist

A 1500 kg car is traveling down the highway. If the force of air friction on the car is 250 N, with what force must the engine push forward on the car to keep i

Q3d) Find the period of the weight herein if it oscillated from the same spring attached from the ceiling of an elevator that accelerates downward with acceler

What is the definition of electrical power? OA. The speed with which electrical energy is used B. The tendency of a material to oppose the flow of electrons OC.

At time t = 0 s, a wheel has an angular displacement of zero radians and an angular velocity of +28 rad/s. The wheel has a constant acceleration of −0.51 rad/s2

A thin, light wire is wrapped around the rim of a wheel, as shown in the figure below. The wheel rotates without friction about a stationary horizontal axis tha