7th Grade Science Chapters (Magnets (Definition (Piece of iron that is…
7th Grade Science Chapters
types of energy
Kinetic, potential,gravitational, electric,hydro, chemical, elastic, sound, magnetic, and solar energy are some types.
What makes up an atom
The things that make up an atom are Protons. Protons have a positive charge with mass of 1+. Neutrons also make up and atom. Neutrons are negatively charged with no mass. Electrons are the last thing that makes up and atom. Electrons have no charge but have a mass of 1+.
Basic unit of chemical element - www.dictionary.com/browse/atom
Types of plants
Trees, vegetables, flowers, mosses, and grasses are some types of plants.
What plants do
Plants create food for us. Plants can create oxygen for us. Plants can create everyday items for us.
Piece of iron that is combined with different metals that make it have a magnetic feild
Compass needle 2. MRI scanners 3. Fridge 4.Magnetic Train
All magnets have a North and south end. If you break a magnet in half it will still have a north and south. All Magnets need to have the metals inside aligned or it wont be magnetic.
Mega Man 2. Optimus Prime 3. WALL-E
Robots are really cool machines, all you have to do is type in a code into a computer and you can make it move. There are lots of robots. You can use robots in lots of things like; movies, fun in science, use them to make things useful, doctors medicine.
Machine that is run by many lines of codes, follows them until the user tells it not to. It has to be programmed by computer