A rocket weighs 9800N what is its mass?

Four breakers of four different sizes are filled with water to the same depth. The temperature of the water is the same in all four breakers. In which breaker will the temperature change the least

Does our body has cells

When an atom that has no charge loses 2 electrons what happens?

There is a circuit with 4 amps and 10 ohm. what would the voltage be?

In an experiment to determine whether the popping of popcorn is affected by the temperature at which it is stored counting the popped kernels is an example of a

An object rolls East at a steady speed of 12 m/s for 3 seconds. What distance did the object travel

Two identical billiards balls strike a rigid wall with the same speed but at diffrent angle and gets reflected with out change in speed what is (i) the ratio of the magnitudes implulse generated?

If light needs matter, how doe it move through space? this is my first question.

The Air Quality Index measures A. the level of carbon monoxide over the previous ten days. B. deterioration in the ozone layer. C. concentration of five air pollutants of concern to health. D. amount that visibility is diminished by smog.

A loaded flatbottom barge floats in fresh water. The bottom of the barge is 4.46 m below the water line. When the barge is empty the barge's bottom is only 2.55 m below the water line.