Back-of-the-Envelope Calculations: Weight of Gold part of Quantitative Skills:Activity Collection
Question Let's suppose that you have a shoe box full of water (the box is waterproof, of course). The shoe box weighs about 9 kg (19.8 pounds). Suppose you emptied the box and filled it completely with rock ...

The Floating Lithosphere - Isostasy part of Quantitative Skills:Activity Collection
Students are asked to numerically and then analytically determine the relations governing the depth of compensation.

Back-of-the-Envelope Calculations: The Distance Radio Waves Have Traveled part of Quantitative Skills:Activity Collection
Question We have been broadcasting radio waves in all directions since the development of radio and television stations. How far could you be from the Earth and detect the faint signals of an early Star Trek ...

The Floating Lithosphere - Isostasy part of Quantitative Skills:Activity Collection
Students are asked to numerically and then analytically determine the relations governing the depth of compensation.

The Floating Lithosphere - Eureka! part of Quantitative Skills:Activity Collection
In this module, students examine Archimede's Principle in general and as it applies to Isostacy.

Geologic Time Calculations part of Quantitative Skills:Activity Collection
Radiometric age determination using parent/daughter composition and a radiometric decay curve.

Back-of-the-Envelope Calculations: Communication with Mars part of Quantitative Skills:Activity Collection
Question Suppose you were living in a Mars colony, and you wanted to call home to your parents on Earth. You say, "Hello! How are you?" How long do you have to wait until you hear them say, ...

Density of Rocks - Some Applications part of Quantitative Skills:Activity Collection
This module studies some applications of being able to determine the density of rocks.

Earth and Space Science part of Quantitative Skills:Courses
Earth and Space Science is a 12th grade senior capstone science course being designed for the new four years of science requirement in Texas. It covers space, earth, ocean, and atmospheric sciences in a rigorous, ...

Natural Hazards and Catastrophes part of Quantitative Skills:Courses
1 credit hour course for non-scientists, with no pre-requisites. Aims to improve quantitative and scientific literacy through applying simple skills to topics including global climate change, earthquakes, volcanoes ...