What is the approximate pressure of air at sea level?

0 kPa

101 kPa

10 kPa

1000 kPa

If a sample has a mass of 1.25 * 102 g and a volume of 51 ml, what is its density?

What is the longest bone in your body

1. What is the speed of sound in air that has a temperature of 90.0 °C?

Which mission saw the first american spacewalk

Do you think that this method of identifying unknowns would be effective for identifying any unknown element?

A thermocouple thermometer is connected to a millivoltmeter which can read up to 10mV. When one junction is in ice at 0°C and the other is steam at 100°C, the millivoltmeter reads 4mV.

A hammer head of mass 600g, produces force of 360N when it strikes the head of a nail Explain how it's possible for the hammer to drive the nail into a piece of wood, yet a weight of360N resting on the head of Nail would not?

A ball is hit straight up with an initial speed of 28 meters per second. What is the speed of the ball 2.2 seconds after it is hit? [Neglect friction.]

What is the approximate pressure of air at sea level? 0 kPa 101 kPa 10 kPa 1000 kPa

The steps in the heating of a metal seat in a park are listed below: Step 1: Heat travels from the sun to Earth Step 2: Heat travels through atmosphere to the top of the seat Step 3: Heat from the top of the seat travels through the seat to the