if a person pulls on a cart to the right with a force of 10 Newtons and a second person pulls to the left with a force of 3 Newtons what is the net force + Direction on the cart

What energy change would accompany the loss of 0.1 mg in mass? Express the energy change in kilojoules to one significant digit.

The position of a 2.2 kg mass is given by x = (2t3â5t2) m, where t is in seconds.

Which of the following is not true? A) Absolute zero on the Kelvin scale is - 273°C. B) Liquefaction of the gas occurs at approximately - 155°C. C) The gas pressure increases as the temperature decreases.

Which statement best describes a realationship amongst hypotheses, theories, and laws?

What is the recommended daily dosage of flouride for a child over three years of age living in an area where drinking water is free fluoride

What is the purpose of a valve?

A particle travels 15 times around a 10-cm radius circle in 42 seconds. what is the average speed (in m/s) of the particle?

Where are the magnetic fields stronger near a bar magnet? A) Top B) Center C) Ends D) Bottom

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.

What is the velocity of a wave having a frequency of 25 Hz and a wavelength of 10m