The age of the Earth is around 4.6 billion years old
The railroad tracks are parallel, because they go the same direction and don't intersect
Answer:
Scale
Explanation:
The scale is an instruction in which there is a system of marks that are ordered or in sequence way for the intervals i.e. fixed is used for measurement.
The scale is the ration that determines the units presented a proportional relationship that lies between drawings and the items that are full size
Therefore the scale is the answer
<u>ANSWER:</u>
We can easily tell the state of atmosphere by using various instrument to measure the state of atmosphere. Barometer is ancient scientific tool which is used in measuring atmospheric pressure.
<u>EXPLANATION:</u>
- The device is made out of tube made from glass. The instrument is filled with "mercury" which is placed upside down. Atmosphere temperature can be measured by using atmospheric thermometer.
- This device can measure temperature indoor as well as outdoor. Mercury or colored alcohol is the constituent of atmospheric thermometer.
Answer:
When these forests are cut down, the plants and animals that live in the forests are destroyed, and some species are at risk of being made extinct. Further, as the large-scale harvesting of lumber from the rain forests continues, the balance of the earth's eco-system is disrupted.
Explanation: did that help? hope it does.
