1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Rashid [163]
2 years ago
14

3. Silk fibre is obtained from______

Physics
1 answer:
USPshnik [31]2 years ago
8 0

Answer:

Silk fibre is obtained from <u>silkworms</u>

whereas artificial silk is obtained by

chemical treatment of <u>wood pulp/cellulose.</u>

Explanation:

Artificial silk, or rayon, is made from cellulose, obtained from cotton or wood pulp.

So any one of them in 2nd blank is correct.

You might be interested in
I need help can any one help me please and I dont have a lot of time it has a timer on me
sweet [91]

the answer is gas.......

7 0
3 years ago
Read 2 more answers
What are the characteristics and ph level of acids?
12345 [234]

General Characteristics of Acids & Bases. Chemists measure the strength of an acid or base by its pH, which is a term that refers to the "power of hydrogen.". The midpoint of the pH scale is neutral. Compounds with a pH lower than the midpoint value are acidic while those with a higher value are basic or alkaline.

7 0
3 years ago
Changing the direction of current will or will not affect the strength of an electromagnet
jeka57 [31]

Answer:

he polarity of the electromagnet is determined by the direction the current. The north pole of the electromagnet is determined by using your right hand. Wrap your fingers around the coil in the same direction as the current is flowing (conventional current flows from + to -).

Explanation:

5 0
3 years ago
Read 2 more answers
A 12000 kg boat is moving 4.25 m/s. Its engine pushes 9200 N forward, but the current pushes back at 12,500 N. How much times do
Verizon [17]

Answer:

15.5 seconds

Explanation:

Apply Newton's second law:

∑F = ma

-12500 + 9200 = (12000) a

a = -0.275 m/s²

v = at + v₀

0 = (-0.275) t + 4.25

t = 15.5 s

It takes the boat 15.5 seconds to stop.

7 0
3 years ago
Which best describes a major characteristic of both volcanoes and earthquakes? they are centered at the poles?
Arturiano [62]
<span>A major characteristic of both volcanoes and earthquakes is that they are located in the same geographic area. Most earthquakes are along the edges of tectonic plates. This is where most volcanoes are too. Most earthquakes directly beneath a volcano are caused by the movement of magma.</span>
6 0
3 years ago
Other questions:
  • Which of the following objects is usually the smallest?
    10·2 answers
  • Each of the following elements is magnetic except
    7·2 answers
  • Which organism contains organ systems?
    5·1 answer
  • According to Newton's law of universal gravitation, which of these objects would have the strongest gravitational force?
    7·2 answers
  • What state is canada in?
    11·2 answers
  • The blades of your skates slide more easily over ice than do
    8·2 answers
  • Carlota does 2000 J of work on a machine. The machine does 500 J of work. What is the efficiency of the
    7·2 answers
  • Estimate how many raindrops would fall on 1 acre plot during a 1 inch rainfall​
    10·1 answer
  • You drive a car for 2.0 h at 60 km/h, then for another 3.0 h at 85 km/h. What is your average velocity
    8·1 answer
  • Intro/forces honors physics please help asap
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!