Rajiv investigates the water content of some soils. here is his method .
Rajiv
1. measures the mass of an evaporating dish
2. adds 20g of soil into a drying oven for 24 hours
3. measures the new mass of the dish and the soil
4. does this with four more different soil
WHAT apparatus does Rajiv use to measure the mass of the soil and dish

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.

i think the answer is composed of atoms