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GRAVITY entries in Index to How To Do It Information
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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION.
Click on a see also (sa) or tracing (xx) to view detailed entries about a related subject.
The entries are in alphabetical order by magazine name and then in chronological sequence.
To obtain a copy of any magazine article contact your local public library or the publisher.

GRAVITY
sa   ACCELEROMETER
xx   PHYSICS

Computer simulation of the motion of a cluster of stars under the influence of gravity. The program is written in BASIC.
ASTRONOMY Sep 1987 (v.15#9) pg. 63
Added Info ASTRONOMY Oct 1988 (v.16#10) pg. 8

Galactic collisions on your computer. Create bridges, rings, and whirlpools through the gravitational interactions of colliding galaxies. Includes a simulation program written in BASIC.
ASTRONOMY Dec 1988 (v.16#12) pg. 90

Pulleys, ropes and counterweights enable a person to experience the feeling of weightlessness found in space or on other planets.
BOYS' LIFE Dec 1966 (v.56#12) pg. 84

Gravitational impulses. New data shows repeatable and predictable gravity detected from the center of the Milky-Way galaxy. Build a simple gravity detector to observe this phenomena.
ELECTRONICS EXPERIMENTERS HANDBOOK 1989 pg. 114

Measuring gravity waves. Experimental devices you can build which may help to prove the existance of gravity waves.
ELECTRONICS NOW Oct 1999 (v.70#10) pg. 39
Added Info ELECTRONICS NOW Dec 1999 (v.70#12) pg. 3

Experiment with gravity. Sensitive ham radio receiver detects changes in gravity.
POPULAR ELECTRONICS [1] Jan 1970 (v.32#1) pg. 66

Simple, yet accurate, experiment proves Archimedes' principle of specific gravity. Est. cost: $7.
POPULAR MECHANICS Jan 1966 (v.125#1) pg. 168

Simple experiments simulate the space travel concepts of escape velocity, artificial gravity and weightlessness.
POPULAR SCIENCE Oct 1969 (v.195#4) pg. 167

Gravity. Simple experiments you can perform to better understand gravity and the role it plays in the universe.
SCIENCE PROBE! Jan 1992 (v.2#1) pg. 10

Cavendish experiment to find constant of gravity.
SCIENTIFIC AMERICAN Sep 1963 (v.209#3) pg. 267

Simulating gravitational fields with droplets of water on a soap bubble.
SCIENTIFIC AMERICAN Dec 1964 (v.211#6) pg. 134

The Fountain of Hero in modern form. A device which appears to defy gravity.
SCIENTIFIC AMERICAN Dec 1966 (v.215#6) pg. 138

Experiments on the effect of gravity on plant growth (geotropism). Includes instructions for building an apparatus that interferes with the natural response of the organic compounds known as auxins to the gravitational field.
SCIENTIFIC AMERICAN Jun 1970 (v.222#6) pg. 141

How to build a clock that will determine the energy of projectiles launched by a slingshot. Relies on the principle of the acceleration of gravity. The device will require two electromagnets, a 12-volt battery and miscellaneous switches, wire, metal rods and metal bars.
SCIENTIFIC AMERICAN Dec 1971 (v.225#6) pg. 100

A reduced gravity simulator and several experiments on the resulting effects of surface tension on the shape of fluids in closed containers.
SCIENTIFIC AMERICAN Apr 1972 (v.226#4) pg. 106

Inexpensive apparatus for the detection of gravity waves traveling through the ionosphere.
SCIENTIFIC AMERICAN Sep 1980 (v.243#3) pg. 232

Three simple and vivid demonstrations of advanced concepts in physics. (1) Doppler shift of light. (2) Measuring Plank's constant. (3) Measuring the universal gravitational constant.
SCIENTIFIC AMERICAN Jan 1983 (v.248#1) pg. 130

Description of "recreational experiments" done in a zero-gravity (free fall) environment.
SCIENTIFIC AMERICAN Feb 1986 (v.254#2) pg. 116

An exploration of geotropism. Growing seedlings at less than 1g. Describes how to build a tumbling and spinning device using a bicycle wheel that allows observations on the thresholds at which plants first respond to gravity and see how seeds would grow on Mars.
SCIENTIFIC AMERICAN Feb 1996 (v.274#2) pg. 122