Answer:Pedometer
Explanation:bc it counts how much steps you took but also shows how much your heart is beating
Explanation:
our chemical barriers protect almost every infection we can get in our body
Answer:
• People without any symptoms may be infected and spread the SARS-CoV-2 virus.
• Upon speaking, the virus is released into the air, the louder the more.
• The virus can remain airborne for many hours in classrooms.
• Wearing masks is comparatively cheap and easy to implement and supervise.
• At the same time, wearing masks may have physical side effects.
• Face masks impair face recognition and face identification.
• Face masks impair verbal and non-verbal communication.
• Face masks block emotional signaling between teacher and learner.
Cardiorespiratory endurance is a measurement of how well your heart, lungs and muscles work together to keep your body active over an extended period of time. Exercisers can improve cardiorespiratory endurance by participating in a program of regular aerobic exercise.
Answer: Because social characteristics such as class, gender, and ethnicity influence life chances, they are allocated unequally among individuals and groups. People in higher social classes have a better likelihood of getting adequate healthcare and decent housing than those in lower social classes.
Explanation: