#### SC 130 Physical Science quiz 04 • Name:

Write your answers including units and correct significant digits where appropriate.

- _____________________ On Wednesday evening I jogged 4.69 kilometers in 31.00 minutes. Calculate my
**pace**
in **minutes per kilometer**.
- _____________________ On Wednesday evening I jogged 4.69 kilometers in 31.00 minutes. Calculate my
**velocity** (speed)
in **meters per second**. Write your answer including units and correct significant digits.
- _____________________ Use my velocity v in meters per second from number two above and my mass of 64.7 kilograms to calculate my momentum Wednesday evening.
- _____________________ Use my velocity v in meters per second from number two above, my mass m of 64.7 kilograms, and the formula kinetic energy = 0.5mv² to calculate my kinetic energy in Joules Wednesday evening.
- ________________ What is temperature of boiling water in Celsius?
- ________________ What is temperature of the healthy human body in Celsius?
- ________________ What happens to water at zero degrees Celsius?

- Which substance best conducted heat in the laboratory Thursday?

- Which substance(s) acted as heat insulators in the laboratory Thursday?
- List three ways to "move" heat:

____________________ ____________________ ____________________
- Briefly explain the three ways heat is "moved"

Physci fall 2007 •
Physci •
Courses •
COMFSM