Which of these processes is chemical?
Your tongue breaking pieces of a hamburger apart
Chewing a saltine
Peristalsis (muscle movements) occurring in your esophagus to move food into
your stomach
Saliva breaking the saltine down into molecules of glucose

i think its y= -4x-14

measuring light intensity

light meters can be used to measure light intensity. the meter is held at the soil surface and pointed in the direction of the maximum light intensity, and then the meter is read.

errors can be made when measuring light intensity by accidentally shading the light meter. the reliability of the results can be checked by taking many samples.

a. 35°c

b. 25°c

c. 10°c

d. 40°c