subject
Physics, 29.01.2020 01:10 hinacat87

Ionly have 10 points so,

1. the earbones vibrate and transfer sound.
true
false

2. black cloth will appear red through a red glass.
true
false

3. an opaque substance transmits light.
true
false

4. x-rays are a part of the electromagnetic spectrum.
true
false

5. the colors at sunset are usually the result of raindrops.
true
false

6. a ball appears red in sunlight. check all the correct statements:
the ball absorbs all colors except red.
the ball reflects all colors and absorbs red.
the ball absorbs red and then reflects black.
the ball reflects only red

7. when an object reflects all the light which falls on it, its color will be:
white
black
rainbow
neutral

ansver
Answers: 2

Another question on Physics

question
Physics, 22.06.2019 12:30
An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg.how much energy e must be supplied to the device? express your answer in joules.
Answers: 1
question
Physics, 22.06.2019 12:30
Write a full page that sumerizes thermodynamics it’s from the website visionlearnig
Answers: 1
question
Physics, 22.06.2019 14:30
You can decrease the resistance of a length of wire by
Answers: 2
question
Physics, 22.06.2019 23:40
Acar jack with a mechanical advantage of 6 needs to produce an output force of 600 n to raise a car. what input force is required? 6 n 100 n 600 n 3,600 n
Answers: 2
You know the right answer?
Ionly have 10 points so,

1. the earbones vibrate and transfer sound.
true
fa...
Questions
question
Biology, 18.03.2020 20:25
question
Mathematics, 18.03.2020 20:25
question
History, 18.03.2020 20:25
question
Chemistry, 18.03.2020 20:26
question
Physics, 18.03.2020 20:26
Questions on the website: 13722359