Find the number of significant figures in 2.64×10²⁴ m².

Question

G1 Physics · Accepted Answer

Step 1: The coefficient 2.64 contains three nonzero digits: 2, 6 and 4. Step 2: Powers of ten do not affect the count of significant figures. Step 3: Therefore 2.64×10²⁴ has 3 significant figures.