(fill in the blank) suppose you acquire a positive charge from walking across a carpet. you then touch a doorknob and receive a shock. this leaves you a. positively charged b. negatively charged c. electrically resistant d. electrically neutral

Initially, a particle is moving at 5.33 m/s at an angle of 37.9° above the horizontal. two seconds later, its velocity is 6.11 m/s at an angle of 54.2° below the horizontal. what was the particle's average acceleration during these 2.00 seconds in the x-direction (enter first) and the y-direction?

Positrons are spontaneously emitted from the nuclei of

The mass of the sun is 1.99×1030kg and its distance to the earth is 1.50×1011m. what is the gravitational force of the sun on the earth?