Question

1) Hg
2)s
3) P
4) Br
2)
of waterfalls occurs due to landslides
1) Velocity
2) Acceleration
3) Displacement
4) Speed
3) Pure
is soft
2) Gold
1) Aluminum
4) Speed
3) Platinum
pollution increases due to sc​

Answer 1

A waterfall is an area where water flows over a vertical drop or a series of steep drops in the course of a stream or river. Waterfalls also occur where meltwater drops over the edge of a tabular iceberg or ice shelf.

Answer 2

Answer:

Answer:

Horizontal addition is a summation strategy that breaks down the summands by taking note of the positional value and continuing with the addition. The sums in the addition chain do not mix the positional values, making it easier for students to comprehend the addition. When adding the broken-down values, the thousands are added to the thousands, the hundreds are added to the hundreds, and the tens to the tens, etc.