Answer: its D
Explanation:
because the earth sun and moon are all lined up that will cause a solar eclipse.
During exercise , his body responds by an increase in the heart rate and his
respiratory rate.
<h3>What is Exercise?</h3>
Exercise refers to the activities which are done to improve the physical
fitness of an individual. Examples include:
The heart and respiratory rate are increased to ensure enough oxygen is
available to the cells of the body. This helps to ensure carbohydrate is
broken down to energy which is used by the body cells during the exercise
being performed.
Read more about Exercise here brainly.com/question/1365564
Explanation:
The viscosity of the water is most likely to decrease. The surfactant will disrupt the intermolecular forces of the water molecule. They would actually decrease the molecular bond of water molecules and form a bond themselves with the water molecules(adhesion>cohesion). Thus the viscosity of water is decreased.
Answer:
7.625g/cm³
Explanation:
Density = mass/volume
Volume of the block=2cm×2cm×4cm=16cm³
Mass of the block=122g
Density=122/16
=7.625
Therefore, the density of the block is 7.625g/cm³
Answer:
the energy is 3.31×10−19J . EXAMPLE 2. Calculate the energy of a photon of radiation that has a wavelength of 3.3 µm.
Explanation: