Answer:
The temperature of Earth's surface if there was no atmosphere would be over 200 degrees (F) in the daytime and below 200 degrees (F) at night.
Answer:D
Explanation:
Photosynthesis main energy source is solar energy while cellular respiration uses chemical energy
Answer:
Explanation:
a sugar, a phosphate group, and a nitrogenous base.
Carbon dioxide, oxygen, water, and acids may all cause chemical weathering. Mechanical weathering is the process of breaking a large rock into smaller pieces without changing the minerals in the rock. Mechanical weathering may be caused by frost, ice, plant roots, running water, or heat from the sun.
The stem of the plant should be cut at least three to four centimeters above the surface level.
The stem should be tightly fixed into the glass capillary.
All connection should be made air-tight by using paraffin.
Initial and final readings should be carefully noted.