You push a heavy a crate and at first it doesnt move, you push harder and it starts to move but you still need to exert some force to keep it moving at a constant velocity, why

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

A1.5l container holds p.50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50.c what is the molar mass of the unknown gas

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest