subject

Physics, 08.09.2020 17:01 mandyj5477

A scientist claimed that fabric A is better able to resist fire than fabric B. Which option describes an experiment that will produce evidence that will support or refute her claim? A. Make detailed measurements of each type of fabric to determine the thickness of fibers.

B. Hold each type of fabric over a candle flame and time how long it takes for the fabric to start to burn.

C. Combine Fabric A and Fabric B and measure the temperature at which they start to burn.

D. Measure how long it takes for a specific amount of Fabric A to burn up completely.

ansver

Answers: 3

Show answers

Another question on Physics

question

Physics, 22.06.2019 12:30

Consider a hydrogen atom in the ground state. what is the energy of its electron? =e= jj now consider an excited‑state hydrogen atom. what is the energy of the electron in the =5n=5 level? =e5= j

Answers: 3

question

Physics, 22.06.2019 19:00

Matter that emits no light at any wavelength is called

Answers: 2

question

Physics, 22.06.2019 19:40

Currents in dc transmission lines can be 100 a or higher. some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers. for a line that has current 150 a and a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? express your answer in teslas and as a percentage of the earth’s magnetic field, which is 0.50 g. is this value cause for worry?

Answers: 1

question

Physics, 22.06.2019 20:30

Why does karst topography exist in some geographic location? a. few climates have enough oxygen b. most regions have rock layers other than limestone c. in most regions, the soil is too thin d. the water is too acidic enough in most places

Answers: 2

You know the right answer?

A scientist claimed that fabric A is better able to resist fire than fabric B. Which option describe...

Questions

question

Computers and Technology, 30.06.2019 01:10

Using the knowledge gained by performing network traffic capturing, take a tcp connection and describe the process of communication between two hosts....

question

Computers and Technology, 30.06.2019 01:10

Suppose you and your friend live on the same street d miles away from each other. between your house and your friend’s house there are n motorized sco...

question

Computers and Technology, 30.06.2019 01:10

Write the formal descriptions of the following sets: (a) the set containing the numbers 5, 9, and 27. (b) the set that contains all the natural numbe...

question

Mathematics, 30.06.2019 01:10

The function f(x) = 5()x is reflected over the y-axis. which equations represent the reflected function? check all that apply. f(x) = (5)x f(x) = (5)...

question

Mathematics, 30.06.2019 01:10

Use the properties of exponents to rewrite the expression (-)...

question

Biology, 30.06.2019 01:10

How have biologists shown that overhunting of the primates called lemurs in madagascar has endangered at least 40 tree species?...

question

History, 30.06.2019 01:10

Based on the information provided by this map, how did adopting the policy of appeasement at the munich conference in september 1938 change europe? a...

question

Mathematics, 30.06.2019 01:10

Kelsey painted one fourth of her bedroom in three seventh of an hour. at this rate, how long would it take her to paint the entire room? three...

question

Business, 30.06.2019 01:10

Aoccurs when a strong leader engenders different norms and values in one area of a company....

question

Mathematics, 30.06.2019 01:10

Sketch the region bounded by the curves, and visually estimate the location of the centroid. y = ex, y = 0, x = 0, x = 5 find the exact coordinates of...

question

Mathematics, 30.06.2019 01:10

The first few steps in solving the quadratic equation 8x2 + 80x = ? 5 by completing the square are shown. 8x2 + 80x = ? 5 8(x2 + 10x) = ? 5 8(x2 + 10x...

question

Mathematics, 30.06.2019 01:10

Initially, there were only 86 weeds in the garden. the weeds grew at a rate of 29% each week. the following function represents the weekly weed growth...

question

Mathematics, 30.06.2019 01:10

Abookcase contains 2 statistics books and 5 biology books if 2 books are chosen at random the chance that both are statistics books is...

question

German, 30.06.2019 01:10

10 points + brainliest and for correct answers choose the correct german for the following phrase: (for my uncle) vor meinem onkle...

question

French, 30.06.2019 01:10

True or false: the past participle of verbs that are conjugated with être in the passé composé agree with the subject....

question

Mathematics, 30.06.2019 01:10

Using cramers rule, what is the value of x in the system of equations below? -x-3y=-3, -2x-5y=-8...

question

Computers and Technology, 30.06.2019 01:10

Write a program that prompts the user to input an integer that represents cents. the program will then calculate the smallest combination of coins tha...

question

Computers and Technology, 30.06.2019 01:10

In recent years the number of arbitrary/remote code execution attacks have skyrocketed. why is this type of attack so popular with attackers?...

question

English, 30.06.2019 01:10

Reread lines 309-326. what is the tone (goldsmith's attitude toward the subject) in lines 323 and 324? he is sincere. he is being ironic;...

question

English, 30.06.2019 01:10

Read the excerpt from part one of trifles. county attorney. how did she seem to feel about you coming? hale. why, i don’t think she minded—one way or...

More questions: Physics Another questions

Questions on the website: 13722360