Science

• A series circuit is a single pathway for all electrons in the circuit. A parallel circuit has two or more branches of electrons. If all Christmas tree lights go out when one bulb is burned out, the lights are connected in a? Series circuit
• Sound is a form of energy produced by vibration of matter. When an object produces sound, the vibration travels through space as? sound wave
• Sound - is a form of energy produced by vibration of matter.
• Sound waves - are the transmission of mechanical energy when a source initiates a disturbance in an elastic medium.
• True or False: Sound does not travel on a vacuum

  Answer: True
• All electric currents are streams of moving electrons. The path followed by an electric current is called the circuit.
• Mass - It is the property of matter that is independent of the surrounding conditions and position
• The color of all objects depends on the light reflected from that object. Color related to the frequency and wavelength of light waves
• Which of the ff statements is true about light?

  Answer: B

  a.Light has the property of waves only

  b. Light is produced by excited atoms

  c. Light striking your eyes will not allow you to see

  d. Light energy cannot be measured