This is a physics question, not biology, but...
f=1/T where f is frequency and T is the period.
f= 1/(1/3)=3
frequency =3 Hz
"Crepuscular" means active at dawn and dusk, so if you wanted to avoid coming across the Gila monster when hiking in Arizona you would want to avoid dawn and dusk.
They both can be traced back millions of years ago
Answer:
B. a graduated cylinder to measure 30 mL of water for each plant daily
Explanation:
<em>Option A is incorrect because an electronic balance is used to measure the mass of an object and not the volume.</em>
<em>Option C is incorrect because a metric ruler is used to measure the dimension of objects and not the mass.</em>
<em>Option D is incorrect because a thermometer is used to measure temperature and not pH.</em>
The correct option is B. A cylinder is applicable in the measurement of volume of liquids.
