If it takes 50n of force to lift a 450n what is the ma of the machine

What are man-made levees made out of?

At what Fahrenheit temperature are the Celcius and Fahrenheit temperatures numerically the same?

Two children fight over a 200 g stuffed bear. the 25 kg boy pulls to the right with a 15 n force and the 20 kg girl pulls to the left with a 17 n force. ignore all other forces on the bear (such as its weight).

In the 1660s, who discovered that color is a direct function of light by passing sunlight through a prism and observing the bands of spectrum of colors?

What connections can you identify between metric units for length and volume?

Which of the following choices best represents a potential stressor?

How do you distinguish between speed, velocity, and acceleration?

The force of friction on a sliding object is 10n. the applied force needed to maintain a constant velocity is:

What is the best hypothesis to use for this investigation

Quantum physics would most likely be needed to understand the motion of which of the following? A. an atom B. a cell C. a ball D. a galaxy