radomes.openskiesproject.org
jmisha16
jmisha16 jmisha16
  • 08-02-2017
  • Physics
Answered



A scientist is performing an experiment on a powder. Which of the following is a sign that a chemical change has definitely occurred during his experiment? The powder catches on fire.


The powder releases bubbles.


The powder heats up.


The powder breaks apart into smaller particles.

Verified Answer :

tinabmth
tinabmth tinabmth
  • 08-02-2017
Bis the correct answer :)
Answer Link

Related Questions

Which word in the sentence is the appositive My older sister Maria is learning how to drive a car A sister B learning C Maria D car
24 Why are monopolies considered to be detrimental to consumers
MarĂ­a y Juan buscan libros
In tolstoys the death of ivan ilyich the protagonist ivan ilyich struggles to come to terms with his impending death he is also in denial about how superficial
Certain emit certain colors of light from the light spectrum
Apply the rules for order of operations to simplify 2 1 32 3
My friends and I have been riding the waves for many years are the best I have ever seen Which words correctly completes the second sentence
What words dont you capitalize in a title
Which word or phrase might you see in the description of a places absolute location A south of B longitude C near D in the same region
Y26y16 factor of expression