Visualising Powers and Exponents

Q.

State whether the given statement is True or False: In the standard form, a large number can be expressed as a decimal number between $0$and $1$, multiplied by a power of $10$.

1. True
2. False

Q. what is the value of square root of zero?

Q. There are four people in a room. If they cut an apple into $4$ equal pieces and take $1$ piece each, each has eaten what part of the apple?

1. $\frac{1}{4}$
2. $\frac{1}{3}$
3. $\frac{1}{2}$
4. 1

Q. Neha, Joy and Karan are helping Uncle Shyam in picking apples. Uncle Shyam gives each of them $230$ apples. How many apples do Neha, Joy and Karan have in all?

1. $580$
2. $690$
3. $870$
4. $740$

Q.

Express the numbers given in scientific notation in common form:

${10}^{-5}kg=\_\_\_\_\_\_\_.$