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
Scilla [17]
3 years ago
13

When two substances are mixed together, a color change is observed. Does this mean that a chemical reaction has definitely occur

red?
Physics
1 answer:
Elanso [62]3 years ago
7 0
Nope, color change can also occur during a physical change. 
You might be interested in
What is the mass of a cannonball if the force a force of 2500 N gives the cannonball an acceleration of 200 m/s^2??
vampirchik [111]

The answer is a.12.5kg because i just did the test and it was correct.

hope this helps


5 0
3 years ago
Jess rides her motorcycle at an average speed of 20 m/s for 500 seconds. how far did she ride
Sedaia [141]

Distance = (speed) x (time)

Distance = (20 m/s) x (500 s)

Distance = (20 x 500) (m·s / s)

Distance = 10,000 m

5 0
3 years ago
Therefore, they<br> experience a<br> and produce<br> surface tension.
ollegr [7]

Answer:

       

Explanation:

       

3 0
3 years ago
A moving object must have which type of energy
xxMikexx [17]

Answer:

Kinetic Energy

Explanation:

Kinetic energy is the energy an object has because of its motion. If we want to accelerate an object, then we must apply a force. ... Kinetic energy can be transferred between objects and transformed into other kinds of energy. For example, a flying squirrel might collide with a stationary chipmunk.

7 0
3 years ago
You are riding in a vehicle with a coffee cup on the dashboard while traveling 30 km/h. The vehicle makes a sudden stop to avoid
wariber [46]

Answer:

It would move forward.

Explanation:

3 0
3 years ago
Other questions:
  • A cylinder is 0.10 m in radius and 0.20 in length. Its rotational inertia, about the cylinder axis on which it is mounted, is 0.
    12·1 answer
  • An MRI technician moves his hand from a region of very low magnetic field strength into an MRI scanner's 1.80 T field with his f
    7·1 answer
  • What state is canada in?
    11·2 answers
  • Plucking on a tight metal wire causes it to vibrate. What type of energy would that produce?
    13·1 answer
  • What is optics?<br><br> Need Proper explanation in your own words!!!
    5·2 answers
  • A resistor has a resistance of 50 Ohms. If a 9V battery is connected to it, how much current flows in the wire?
    14·1 answer
  • According to the graph, how many students received an 90 for their first semester grade?
    11·1 answer
  • If the ambient temp. is 75 F, what is it Centigrade?
    9·1 answer
  • Can someone please help me out
    10·2 answers
  • Essential Question: Where does energy come from and where does it go? How is energy transferred and converted?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!