Physics, 7th grade

Another textbook: A. V. Peryshkin

Physics, grade 7. Gendenshtein L.E., Kaidalov A.B. textbook, 2012

Contents

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Articles to read:

Chapter 1. Physics and the physical methods of studying nature.

§1. Physics is the science of nature.

Page 6.

1.1. Laws of nature.
1.2. Physical bodies.
Page 7.
1.3. Physical phenomena.

Aurora

§2. How physics changes the world and our idea of it

Page 14.
2.1. How the human idea of the universe has changed.

Page 15.
2.3. The history of clocks.
Page 17.

Pendulum clocks

Glockenspiel

Further reading (you can come back to this in senior grades): Simple pendulum

§3. Observations and experiments. The scientific method.

Page 20.
3.1. Observations and experiments.
3.2. The scientific method.
Page 22.
3.3. What the Leaning Tower of Pisa is famous for.

§4. Physical quantities and their measurement.

Page 25.
4.1. Physical quantities.
4.2. Measuring instruments.
Page 27.
4.3. Measurement errors.
Page 29.
4.4. Guess how to measure!
4.5. On the different units of length for small and large things.
Page 30.
4.6. Can distance be measured in years?
Page 31.

Sound

The origin of sound

Oscillations

Oscillatory motion

A weight on a spring. The stiffness coefficient.

Amplitude and period

Amplitude of oscillation is the maximum deviation from the equilibrium position.
Period is the time of one complete oscillation.

Free and forced oscillations.

Quantities that characterise oscillatory motion.

Energy conversion in oscillatory motion.

Transverse wave

Longitudinal wave.

Several pendulums. Hypnotic oscillations.

Oscillations of various pendulums.

1)
Displacement grade 7 image from www.aredel.com

2)
Displacement grade 7 image from www.aredel.com

3)
Displacement grade 7 image from www.aredel.com

Useful links

YouTube channels

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Grade 6 Grade 7
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OGE (GIA for the 9th grade) Grade 10
Grade 11 EGE
Physics dictionary Useful links

Article author: Andrei Olegovich

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