Answer:
The correct answer is option d.
Explanation:
It is defined as repeatable and consistent error associated with a faulty equipment. It a fixed amount of deviation of a measurement from the actual measurement.
These error usually caused by incorrectly calibrated instruments or by an incorrect use of the instruments.
For example: observational error , interference of environment etc.
Answer:
physical properties
Explanation:
temperature, volume and colour are all physical properties
Answer:
Ammeter is a device to calculate electricity current and volt meter is a device to measure voltage.
<span>Chlorine has 17 electrons in it natural state but it gains an electron and becomes an anion with 18 electrons. </span>
Potassium (K) has 19 electrons in its natural state. It loses an electron and becomes K+ and then is left with 18 <span>electrons .
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The atomic number of calcium is 20 i.e. Ca has 20 electrons.It Loses 2 electrons and becomes Ca++ and has 18 electrons.
Answer:
C. minerals within geodes are always framework silicates
Explanation:
This is true going by the facts that, it is only the silicates that can be able to form crystals as obtainable in diamonds etc. Since the minerals in geodes are in the framework of silicates families, they can be able to form euhedral crystals.
