shinoahjohnp0kj74 shinoahjohnp0kj74

07-12-2017
Biology

contestada

A carpenter sands a wooden board until it is smooth. It this a physical change or a chemical change?

Respuesta :

PaulJames PaulJames

07-12-2017

Physical change as no new substance is created

Answer Link

Otras preguntas

What is the solution to the system of equations? Use the substitution method to solve. 6=−4x+y−5x−y=21 Enter your answer in the boxes.

Which stage of psychosocial development specifically relates to teenagers don’t understand their strengths and weaknesses

Is x+2=-5(y+3)^2 the equation for a line?

Joe claims that the equation y = 2x + b, where b is a real number, represents the graph of a straight line. Which statement best classifies Joe's claim? A.Joe'

Three more than a number is less than twice the number.

4) Movement of materials across the cell membrane using energy is called ______________ whereas the movement of materials across the cell membrane without using

Jasmine's company, marbletech inc., recently won a major government contract scheduled to last six years. jasmine has been given the responsibility to recruit,

Explain the steps you take to complete an Internet search. Do you use a particular search engine every time or do you alternate? Which search engine do you pref

Geometry help please?

At a breakfast buffet, 45% of people choose coffee for their beverage while 25% choose juice. Also, 15% choose both coffee and juice. What percentage of peopl