An object has mass 4 kg. What is its weight (in newton) on earth?

Using software, a simulation of a javelin being thrown both on earth and on the moon is created. in both cases, the velocity and angle of projection are kept the same. on earth, the javelin covers a distance y. what distance would it cover on the moon? (the moon’s gravity is about 1/6th that of earth.) a. 6y b. 6/y c. y/6 d. (y+6)2

In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant

If a tank filled with water contains a block and the height of the water above point a within the block is 0.8 meter, what is the pressure at point a?