0
When they can smell blood in the water.
Wiki User
∙ 11y ago
Add your answer:
Earn +20 pts
What is the pupose of m9 paper?
to detect the presence of liquid nerve and blister agents to detect the presence of liquid nerve and blister agents
Can sharks sense electromagnetic fields to help find food underwater?
Yes. Using a system known as 'Ampullae of Lorenzini' they can detect flex of muscles of nearby prey. This system is common to all sharks.
Detect the presence of adulterants in sugar?
Taste it
How could you Detect the presence of cl-?
To detect the presence of CI- ion, add silver nitrate solution. A white opalescence to cloudy precipitate of silver chloride will form and confirm the presence of CI- ion.
How could you detect the presence of Cl- ion?
To detect the presence of CI- ion, add silver nitrate solution. A white opalescence to cloudy precipitate of silver chloride will form and confirm the presence of CI- ion.
An instument that can detect the presence of an electric charge is a?
an electroscope
What does silver nitrate detect?
The presence of halide ions
How do YOU detect the presence of acid or alkali?
PH test
Sudan III is used to detect the presence of what macromolecules?
Sudan III is used to detect the presence of lipids.
What can shark do?
Sharks search the ocean looking for food. Attacks on people are extremely rare but do happen. Sharks find food by using small gelatinous filled pores in their noses to detect electrical waves given off by all living creatures.
What instrument can detect the presence of voltage but not the voltage level?
a multimeter?
What is used to detect the presence of an acid or alkali?
pH strips
