Baking powder is a rising agent, designed to make breads and cakes soft and fluffy. This is usually not desired in cookies.
Baking powder is used as leavening in baked goods such as cookies, cakes, quick breads, biscuits and pancakes. It creates gas in the batter that causes the product to rise.
They are chemical (non-yeast) leavening agent usually used in quick breads, cakes and cookies.
There are several foods that contain baking powder. Many breads, biscuits, cakes, cookies, and other food items contain baking soda.
Baking powder or Bi-carb soda
generally cakes or breads. this is because when baking soda is heated it lets off carbon dioxide this makes the cakes or breads have a fluffy texture.
Many baked goods that are not raised with yeast contain baking power; some of the most common are biscuits, muffins (USA), cookies, quick breads, cakes and crackers.
No, baking powder is what makes cakes rise.
oven
Butter cakes rely on leavening agents such as baking powder, baking soda, or yeast
Baking powder is useful for mixing into many types of batter and dough as leavening. It already contains an acid, so it does not need additional acid in the batter, as baking soda needs. Some baked good that use baking powder as leavening are Quick Breads, Cookies, Biscuits, Cornbread, Muffins, Pancakes and Waffles.
Leavening agents are the ingredients that make the baked goods rise so they are light and airy. It could be yeast, baking soda, or baking powder. Sometimes in cakes, the eggs are whipped into a froth to add air to the cake and this acts as a leavening agent.