I know stars n lighting is one
I am pretty sure that B. How tall the corn grows is the dependent
The student is not a variable in how tall the corn grows, and the question does not indicate any different types of corn in this.
So the independent variable would be the type of fertilizer and the dependent variable would be the height of the corn.
I hope this is right and helps, have a good day!
The statements that describes accurately about elements are :
Elements are made up of only one type of atom.
Each element has a unique chemical symbol.
Elements can be identified by their àtomic number
<u>Explanation:</u>
Simple and complete chemical substances are called elements. An element contains only one type of atom. In a periodic table each of the the element occupies unique entry respectively. The atom that is present in an element contains similar number of protons and this is said to be an atomic number. Each element is represented by an unique one or two letters in the periodic table.
One Element differs for another element by the number of protons present in the nucleus. If there is one proton in an atom it is said to be hydrogen atom and if it has two atoms then it is known to be a helium atom.Lithium refers to the atom with three protons.
Answer:
The growth of forests.
Explanation:
The Carboniferous Period occurred around 300 million years ago
It is named because many coal beds were formed during this era.
During, the Carboniferous period the first extensive forests appeared on Earth. The expansive growth of these forests removed huge amounts of carbon dioxide from the atmosphere.
Answer:
Potential gravitational energy is the energy that the body has due to the Earth's gravitational attraction. In this way, the potential gravitational energy depends on the position of the body in relation to a reference level.
Explanation: