Answer:
f = 5 cm
Explanation:
using the thin lens equation, given as follows:
where,
f = focal length = ?
do = the distance of object from lens = 20 cm
di = the distance of image from lens = 6.6667 cm
Therefore,
<u>f = 5 cm</u>
Answer:
The sun is the ultimate source of energy for all food chains. Through the process of photosynthesis, plants use light energy from the sun to make food energy. Energy flows, or is transferred through the system as one organism consumes another.
Answer:
no
Explanation:
it is faster at the equator
3 is the answer teeeeeeeeeheeeeeeeee
Answer:
An X-ray is used to take pictures of your bones. The waves that are used are known as radiation waves.
