Narrow Search

Filters: Your search found 831 results.
SMD Forum - Primary:
Earth Science  
Sort by:
Per page:

Now showing results 791-800 of 831

In this inquiry investigation, students conclude that the motion of the Earth is linked to the changes we observe such as the length of the day. Students learn about the reason behind the Earth's time zones. An optional water clock and sand clock... (View More)

Keywords: Time; Orbit; Time zones

In this inquiry investigation, students will learn about how light travels by using mirrors, prisms, and shadow makers. Supplies for this investigation include mirrors, prisms, objects of differing transparency, garden hose or spray bottle,... (View More)

In this resource, the author uses graphing and the linear scale to explain what logarithms are then describes examples that show how logarithms are used in the field of engineering. Examples include vibration levels in the Space Shuttle and the... (View More)

Keywords: Logarithm; Log; Graph
Audience: Middle school
Materials Cost: Free per student

In this exercise, learners use basic arithmetic to determine the amount that sea level would rise around the globe with the melting of the Greenland and Antarctic ice sheets. Basic data for this calculation is provided. This resource is from PUMAS -... (View More)

Audience: Middle school
Materials Cost: Free per student

A caller on an automotive-themed radio program asked for help with a problem. It seems that when it rained her windshield wipers sometimes turned themselves on. How is this possible? This resource provides an explanation by exploring electrical... (View More)

In this activity, students measure the length of the day using the rotation of the Earth, and discover that the Sun is not exactly in the same place at the same clock time every day, understand that the changes are due to motions of the Earth, and... (View More)

This math problem demonstrates a lawyer's use of some very simple science and math. The case involves a $26 million lawsuit over a construction waste landfill and lead contamination. This resource is from PUMAS - Practical Uses of Math and Science -... (View More)

Audience: Middle school
Materials Cost: Free per student

In this example, a computer scientist describes how the remainder in integer division has utility in pattern recognition and in computer programming. This resource is from PUMAS - Practical Uses of Math and Science - a collection of brief examples... (View More)

In this activity, students develop reasonable calendar designs for an imaginary planet using factoring as a problem solving strategy. This resource is from PUMAS - Practical Uses of Math and Science - a collection of brief examples created by... (View More)

Keywords: Gregorian calendar
Audience: Middle school
Materials Cost: Free per student

This hands-on activity demonstrates how the combining two fluids (confluence of two rivers, Mediterranean water spilling over the straits of Gibraltar into the Atlantic) involves two processes: (1) stirring - stretching of the bulk fluid, and (2)... (View More)