$work \: done \: = \: force \times distance$
Work done = 100J
Distance = 5 meters
Force = ?
$force = \frac{work \: done}{distance}$
Force = 100/5 = 20N
Therefore, the force needed is 20 Newtons

6 0

3 years ago

An atom on the periodic table can be identified by its

zaharov [31]

Answer:

The number of protons in it.

Explanation:

There are two properties that can be used to identify an element:

the atomic number
the number of protons in an atom.

The number of neutrons and number of electrons are frequently equal to the number of protons, but can vary depending on the atom in question

4 0

2 years ago

In 2008, Stone and others used an advanced machine to examine what is under the ice where?

Gala2k [10]

The advanced machine was known as <span>VALKYRIE and the location is Alaska.</span>

8 0

2 years ago

Read 2 more answers