- WAVES 59
- CHARACTERISTICS 12
De frecuencia a long. onda (luz)- De frecuencia a long. onda (luz)
- De frecuencia a long. onda (sonido)
- De frecuencia a long. onda (sonido)
- De frecuencia a periodo
- De periodo a frecuencia
- De periodo a longitud de onda (luz)
- De periodo a longitud de onda (luz)
- De periodo a longitud de onda (luz)
- De periodo a longitud de onda (sonido)
- De periodo a longitud de onda (sonido)
- Onda longitudinal
- ELECTROMAGNETIC SPECTRUM 8
- Electromagnetic waves that you can see are called
- How much of the electromagnetic spectrum is visible?
- Los colores
- Ordena la siguiente lista de mayor a menor longitud de onda( marca como 1 la mayor)
- Ordena la siguiente lista de mayor a menor longitud de onda( marca como 1 la mayor)
- The waves that have shorter waveslengths than visible light are: (check all that apply)
- What type of waves are used to transmit cellular telephone messages?
- Which electromagnetic waves have the shortest wavelengths and highest frequencies?
- HEARING 8
- A rock concert produces at least 110 decibels of noise. How long do you need to be exposed to this level of noise to begin to get hearing damage?
- Elephants can hear sounds between one and 20,000 hertz. This means they can hear:
- Long or repeated exposure to noise over 85 decibels can cause hearing loss. Which of the following everyday sounds does not exceed this level?
- Some animals bounce sound waves off an object to detect their location, this is known as echolocation. Which of the following animals does not use echolocation?
- When sound waves reach the ear drum, what happens next?
- When your mother tells you to turn down the radio she is asking you to:
- Which part of the auditory system is the most sensitive to damage from sudden loud sounds?
- Why do people using large noisy drills often wear ear muffs?
- LIGHT 10
- A beam of light hitting a mirror at an angle is reflected off at ...
- A beam of light that is parallel to the principal axis is incident on a concave mirror. What happens to the reflected beam of light?
- How do we see a tree?
- Light will almost always travel from one place to another along a path of least
- The law of reflection holds for
- The mirror on the passenger side of most newer cars is a
- To make a wall reflect as much light as possible, you should paint it ...
- When light bounces back off a surface, we say it has been ...
- Which one of the following is not the characteristics of the image formed by a plane mirror?
- Why do scissors look shiny?
- MIRRORS AND LENSES 10
- A concave lens bends light toward its _______.
- Convex lenses can form different kinds of images. What influences the type of image that forms?
- Describe the image formed by a concave lens.
- Farsighted people must wear ______.
- In a concave mirror, light rays parallel to the optical axis reflect back through a single point. What is that point called?
- In a plane mirror, how does the reflected image appear?
- In normal vision, on what part of the eye do images form?
- Lenses form images by _______
- What is a real image?
- Which is an example of a convex lens?
- SOUND 10
- A sound wave's amplitude determines:
- An astronaut picks up a stone from the moon and throws it hard against another stone. He doesn't hear any sound. Why not?
- Eco
- If a sound is high-pitched and soft, the sound wave is:
- If a sound is low pitched and loud, the sound wave is:
- If a sound is low pitched and quiet, the sound wave is:
- Reverberación
- Sonido del Sol
- Sound cannot travel through _____________
- Timbre
- CHARACTERISTICS 12