Find the acceleration of a car slamming on the brakes if it slowed from 60km/h to 30km/h in 5.0 seconds to avoid getting a photo radar ticket.

15. give an example for some particles or waves that are moving faster than light in everyday life 16. what is a laser? 17. what is an oscilloscope? 18. what does it means practically that nothing is faster than light in vacuum? 19. what is vacuum?

Imagine you are standing in the antarctic during the southern hemisphere summer. the sky is clear and blue. there are no clouds in the sky. your shadow is cast on the icy ground. what is the color of the shadow?

Multiply or divide to make this english distance conversion. 174 inches = feet (14.5, 58, 2,088, 23)