1 Have students keep a record of their heart rates for one week by taking their pulse a few times a day. 2  Note time of day and activity at the time. 3  The amount of time the heart takes to return to a normal at-rest rate after exercise is called recovery time. 4  This is a measure of the body's general fitness. Note time of day and activity at the time. 2  The amount of time the heart takes to return to a normal at-rest rate after exercise is called recovery time. 3  This is a measure of the body's general fitness.
shard. n. 1. A broken piece or fragment, as of pottery or glass.2. Zoology A tough scale or covering, such as the elytron of a beetle.hard. n. 1. A broken piece or fragment, as of pottery or glass.
Curd is a dairy product obtained by curdling with an edible acidic substance such as lemon juice or vinegar, and then draining off the liquid portion. Yoghurt and curd are two different types of dairy products. These two are two different forms of milk that are created by fermenting milk in some way.Yoghurt and curd play an important part in cooking and diet in many different cultures around the world.oghurt and curd are two different types of dairy products. These two are two different forms of milk that are created by fermenting milk in some way. Yoghurt and curd play an important part in cooking and diet in many different cultures around the world.