0
Add your answer:
Earn +20 pts
What is the measure of an enclosed shape expressed in square units?
A shape is either two dimensions (area) or three dimensions (volume) so the basic units of measurements are square inches, board feet, square rods, acres, square meters, or ares, for two dimensions and cubic inches, cubic meters, gallons, liters, acre-feet or bushels for 3 dimensions.
Is a white board a more environmentally friendly alternative to a chalk board?
White boards are more environmentally friendly because chalk leads to airborn dust being breathed into the lungs. It also eliminates the need for the manufacturing and shipping of chalk.
Why white board invented?
The white board is more convenient than black boards / chalk boards in several ways. Black board or chalk board will not return to its original state without extensive cleaning of the chalk residue. White board when used with the correct pens will clean to a pure white with the appropriate chemicals. Chalk boards generate dust when using and cleaning. Cleaning the chalkboard erasers causes an inhalant irritant. It is messy. White boards do not generate dust and therefore are healthier and less messy. A white board can be edited with a paper towel, rag, dry eraser or even a finger. A white board is light weight, transportable and long lasting. It is economical and convenient.
How to you clean a blackboard?
Use a wet towel or sponge. put a few drops of detergent in the water. After the (slate0 board is dry, chalk it by rubbing the side of a stick of chalk all over it then erase it with a felt eraser.
0.3 meters is how many centimeters?
This question cannot be answered sensibly. A millilitre is a measure of volume, with dimensions [L3]. A metre is a measure of distance, with dimensions [L]. Basic dimensional analysis teaches that you cannot convert between measures with different dimensions such as these without additional information.
How much fabric is needed to cover a chalk board in a classroom?
Measure the dimensions of the chalkboard, then cut material to those dimensions.
How much meters does a chalk board measure?
They come in differing sizes.
Where can chalk be found?
near a chalk board
What pioneers used to write with on a chalk board?
Chalk
What is the Luhya translation of chalk board?
The Luhya translation of the English words 'chalk board' is "lisisi lie ichoka".
Why is it possible to write on a blackboard with chalk?
Chalk is used on the black board because chalk is easy to write with on a black board.
Is the chalk you find in nature the same as the chalk that you use on the board?
Nature's chalk is limestone--hard. Blackboard chalk is soft--gypsum.
What is the size of the chalk board?
5x2x1.5
Is chalk board eraser conductor or insulator?
It would be an insulator- chalk board erasers normally consist of two parts, a wooden handle and a soft pad that wipes off the chalk from the board. Neither of these parts are conductors of electricity.
Is chalk a mixture or a solution?
Chalk is Calcium Carbonate, aka CaCO3, so it's only one substance.
What are dimensions of a squash court?
The dimensions are 9.75 meters long, 6.4 meters wide, and 5.64 meters high.
What is black when it is clean and white?
a chalk board
