The Earth exerts a gravitational force of 500 newtons on an object what is the mass of the object in kilograms

An oscilloscope shows a steady sinusoidal signal of 5 Volt peak to peak, which spans 5 cm in vertical direction on the screen.

A solid sphere of uniform density starts from rest and rolls without slipping down an inclined plane with angle? = 30o. the sphere has mass m = 8 kg and radius r = 0.19 m. the coefficient of static friction between the sphere and the plane is? = 0.

What word means what scientists do that is the basis for their investigation

Which of the following correctly describes how radio waves are transmitted and converted into sound? 1. Waves convert radio signals into sound. 2. Particles in Earth's atmosphere carry sound. 3. Receivers reflect the sound. 1.

Describe in short the working system of a water pump

Will is in an experiment in which he is asked to raise his hand every time he thinks he hears a tone. At a particular intensity level, Will accurately detects the tone 50% of the time. This is Wills

What is implicit memory?

A student places a cup of cold water on a counter in a warm room. The student measures the temperature of the water every minute until it stops changing. The water's final temperature is 28 degrees celsius. What is the final temperature of the room?

You pull a simple pendulum of length 0.225m to the side through an angle of 3.50∘ and release it. Part A How much time does it take the pendulum bob to reach its highest speed? Take free fall acceleration to be 9.80 m/s^2.

At a soccer practice, the players run sprints. They start at the goal, run 10 m toward the center of the field and then run back to the goal. Then they run 20 m toward the center of the field and back to the goal.