Sam exerted an average force of 30 N to move a piano. how much work was required to moved the piano forward 6 m in 10 s

The cell membrane allows gas and nutrients to enter in the cell. this is called

Which is more dense, a pound of rice or a pound of cement?

10C of charge are placed on a spherical conducting shell. A particle with a charge of - 3C is placed at the center of the cavity. The net charge on the inner surface of the shell is:

Under favorable conditions bacteria can multiply every 20 minutes. Starting with one bacterial cell, how many bacteria should you expect after 15 hours?

What does it mean for data to be reproducible? how would you conduct an experiment in such a way as to get data reproducible?

Describe accuracy, precision and best fit line.

Convert 255 cm to meters, millimeters, and kilometers

7.) A car starts from rest and accelerates uniformly at 1.7 m/s/s. How long will it take the car to reach a speed of 34 m/s? A 200 s B 58 s C 20 s D2 s

A wheelbarrow is an example of what type of lever

Why is it necessary to evaluate an experiment