Light travels at 300,000 km/s. How far does it travel in 5 seconds?
Answer
1500000 km
How to solve it
1
Speed: 300,000 km/s
2
Time: 5 seconds
3
Distance: 300,000 × 5 = 1,500,000 km
Hints
Use formula: distance = speed × time
Multiply 300,000 by 5