Question 133
An inch is approximately equal to 0.02543 metres. Write this distance in standard form.
Standard form of 0.02543m= 0.2543×10−1m=2.543×10−2 Hence, standard form of 0.02543×10−2
Question 132
The planet Uranus is approximately 2,896,819,200,000 metres away from the Sun. What is this distance in standard form?
Question 141
One fermi is equal to 10−15 metre. The radius of a proton is 1.3 fermi. Write the radius of a proton (in metres) in standard form.
The distance between two cities is 3245678 km. Convert it into metres and express in standard form. [2 MARKS]