What is the "basics" of a proper experiment? There are two randomly selected groups. One group is given a control the other one is called the treatment.
There are two groups. One group is given a treatment the other one is called the control.
There are selected groups. One group is given a control the other one is called the treatment.
There are two randomly selected groups. One group is given a treatment the other one is called the control.

Asuppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer.

This is important 1. what happens to the speed of molecules in water vapor when it condenses to form a liquid? (2 points) the molecules slow down. the molecules speed up. the molecules slow down and then speed up. the molecules speed up and then slow down. 2. how might human activities change to compensate for a decrease in water supplies? (2 points) humans might build a factory. humans might build drainage systems. humans might extract more water from the ground. human behavior does not change because of the water cycle. i'll be grateful if anyone can answer these 2 questions !

What is the relationship between the direction of motion of the balloon and the wind currents