Suppose a scientists found a new metal like substance in the dessert. he determined its mass to be 20 grams. the volume was determined by water displacement to be 5 cm3. what is the density of the substance? will it sink or float in liquid water (1g/cm3)?

What is unique about the members of the group of fungi to which penicillium notatum belongs? they are not important for medicine. they are not made up of hyphae. they are used in fermentation. they lost the reproductive phase.

Type the correct answer in the box. use numerals instead of words. fiona has a lovely flower bed in her yard. she wants to add a fence along one side of the flower bed. the fence material is sold in meters. fiona knows that her flower bed is 200 centimeters in length. how much fencing material does fiona need in meters? fiona needs meters of fencing material for her flower bed.

What causes darkening of the skin as melanin production increases