Answer: can you translate this for me plz
Explanation:
Mass is measured by using a balance comparing a known amount of matter to an unknown amount of matter. Weight is measured on a scale.
Answer:
Shadows are made by blocking light. Light rays travel from a source in straight lines. If an opaque (solid) object gets in the way, it stops light rays from traveling through it. This results in an area of darkness appearing behind the object. The dark area is called a shadow
Option B. does not require the intake of carbon dioxide.
Becacuse, celullar respiration takes oxygen and produces carbon dioxide.
Cellular respiration involves both plants as animals.
Cellular respiration does not uses chlorophyl.
Photosynthesis is an energy conversion.
Answer:
Certain fossils, called index fossils, help geologists match rock layers. To be useful as an index fossil, a fossil must be widely distributed and represent a type of organism that existed for a brief time period. Index fossils are useful because they tell the relative ages of the rock layers in which they occur.
