Curated OER
Models of Planets
In this planet models worksheet, students use the radius of a given planet and its mass to answer questions using a model of a planet with a given radius. They determine the volume of the planet's inner core, the volume of its outer...
Curated OER
A Galaxy Up Close
In this Sombrero Galaxy worksheet, learners observe infrared images taken by the Spitzer Infrared Telescope and the Hubble Space Telescope. They answer 9 questions about the details of the images such as the radius of the stellar...
Curated OER
A Mathematical Model of the Sun
In this mathematical model of the sun worksheet, students read about the way scientists use the sun's radius and mass to determine a mathematical model of the sun using the volume of a sphere, and the relationship between density, volume...
Curated OER
Planet Earth in Cross Section
Students will examine the layers of the Earth. In this geology activity, students create a scale model of the Earth's interior using cash register tape. They will determine the percentage of error in the scale compared to the actual size...
Curated OER
Solid Rocket Boosters-II
For this solid rocket boosters worksheet, students solve 2 problems using a grid showing a cross section of a proposed solid rocket booster. Students complete the grid and shade the rings of combustion in 15-second step intervals. They...
Illustrative Mathematics
Illustrative Mathematics: G Mg Toilet Roll
Picture a roll of toilet paper; assume that the paper in the roll is very tightly rolled. Assuming that the paper in the roll is very thin, find a relationship between the thickness of the paper, the inner and outer radii of the roll,...
Illustrative Mathematics
Illustrative Mathematics: G Srt, G Mg Seven Circles Iii
In this task, students are shown circle formations where an inner circle is surrounded by a set of circles and all circles are touching. In the first situation, all circles have the same diameter. In the second, the inner circle is...