Copyright

Flashcards - Scientific Technology, Machines & Tools

Flashcards - Scientific Technology, Machines & Tools
1/9 (missed) 0 0
Create Your Account To Continue Studying

As a member, you'll also get unlimited access to over 79,000 lessons in math, English, science, history, and more. Plus, get practice tests, quizzes, and personalized coaching to help you succeed.

Try it risk-free
Try it risk-free for 30 days. Cancel anytime
Already registered? Log in here for access
periscope
A periscope is an instrument for observation over, around or through an object, obstacle or condition that prevents direct line-of-sight observation from an observer's current position
Got it
heading
In navigation, an object's course is the direction over the ground along which the object is currently moving
Got it
phonograph
The phonograph is a device invented in 1877 for the mechanical recording and reproduction of sound
Got it
hydrometer
A hydrometer or areometer is an instrument that measures the specific gravity of liquids-the ratio of the density of the liquid to the density of water
Got it
9 cards in set
Front
Back
hydrometer
A hydrometer or areometer is an instrument that measures the specific gravity of liquids-the ratio of the density of the liquid to the density of water
phonograph
The phonograph is a device invented in 1877 for the mechanical recording and reproduction of sound
heading
In navigation, an object's course is the direction over the ground along which the object is currently moving
periscope
A periscope is an instrument for observation over, around or through an object, obstacle or condition that prevents direct line-of-sight observation from an observer's current position
Radio telescopes
A radio telescope is a specialized antenna and radio receiver used to receive radio waves from astronomical radio sources in the sky in radio astronomy
Refracting telescopes
A refracting telescope is a type of optical telescope that uses a lens as its objective to form an image
electron microscope
An electron microscope is a microscope that uses a beam of accelerated electrons as a source of illumination
circuit breaker
A circuit breaker is an automatically operated electrical switch designed to protect an electrical circuit from damage caused by overcurrent or overload or short circuit
fuse
In electronics and electrical engineering, a fuse is a type of low resistance resistor that acts as a sacrificial device to provide overcurrent protection, of either the load or source circuit

To unlock this flashcard set you must be a Study.com Member.
Create your account

Unlock Your Education

See for yourself why 30 million people use Study.com

Become a Study.com member and start learning now.
Become a Member

Already a member? Log In

Support