3. what makes an alkane an "-ane"?
4. what makes an alkene an "-ene"?
5. what makes an alcohol "alcohol"?

State the right hand rule of the direction of magnetic field in a conductor carrying current

Mike walks 100 meter north, then walks 30 meters south. after this, he walks another 10 meters north. what is the magnitude of his total displacement during this walk,in meters?

James is trying to prove newton's 2nd law of motion. he tries to move four different objects with different masses, shapes, and sizes from point a to point b. the objects are a toy car, a car, a refrigerator, and a kitchen table. after some experimentation, he finds that force is dependent on the mass of the object, rather than it's size or shape. the object that takes the most force to move is the