A substance in which at least two types of atoms are chemically combined is

Meteoroids are small objects in space, usually made of rock or metal. These bodies often get close to a planet and fall through its atmosphere. A burning streak of light, called a, is visible as it falls through the sky.

When you rub a glass rod with a piece of silk, the glass rod becomes positively charged?

You are given this hypothesis: ñif beans are grown in soil with compost, then they will grow at the same rate as beans grown in soil without compost because compost has no effect on the growth rate of beans.

cerek elektrik disambungkan kepada bekalan kuasa 240V. Jika rintangan pemanas ialah 40 ohm, hitungkan kuantiti haba yang dihasilkan dalam masa 10 minit.

What determines what element an atom is?

A girl moves at 2m/s delivering newspapers. she throws a newspaper directly behind her at 2m/s. in the frame of reference of someone standing nearby what is the motion of the newspaper.

What forces are acting on matter through contact or no contact

Consider the following when writing your report: a) Start by making a rough plan for how you will solve the problem. In particular, divide the big problem into two or more smaller problems that each involves one basic physics idea.

Two children are bouncing small rubber balls. One child simply drops a ball. At the same time, the second child throws a ball downward so that it has an initial speed of 10 m/s. What is the acceleration of each ball while in motion?

If a girl makes a homemade sling shot that requires a force of 14 N to pull it's pebble (.08kg) into place at 0.1 m from the resting position of the sling shot, the maximum velocity of the pebble will be