Ask question

Ask question

All categories

Genrish500 [490]

2 years ago

14

How do scientists measure the idea of time so long ago?

1 answer:

professor190 [17]2 years ago

6 0

The Ancient Egyptians used simple sundials and divided days into smaller parts, and it has been suggested that as early as 1,500BC, they divided the interval between sunrise and sunset into 12 parts. ... Known as a clepsydra, it uses a flow of water to measure time.

You might be interested in

How many moles in 4 g of Ca3N2?<br><br> .027 mol<br><br> .613 mol<br><br> 2.05 mol<br><br> .760 mol

Arada [10]

Answer:

0.027mole

Explanation:

3 0

1 year ago

Which type of reaction occurs when 50mL quantities of 1 M Ba(OH)2 (aq) and H2SO4 (aq) are combined

iragen [17]

Double replacement.

Ba(OH)2 + H2SO4 ====> 2H2O + BaSO4

5 0

3 years ago

Please help meee with this question

matrenka [14]

Osmosis is the diffusion of water from a high concentration to a lower concentration

3 0

3 years ago

Read 2 more answers

A student needs to convert a volume of 3 Tbsp (tablespoons) to mL. The student finds out that 1 tablespoon is equivalent to 14.7

garri49 [273]

Answer:

The conversion factor is 14.79 mL/Tbsp.

Explanation:

To do an unity conversiton, we can make a factor by a ratio transformation:

$3 Tbsp * \frac{14.79 mL}{1Tbsp}$

So, the conversion factor is 14.79 mL/Tbsp and 3 Tbsp has 44.37 mL.

3 0

3 years ago

Which of the following phase changes describes what is

stich3 [128]

Answer:

I think the answer is boiling

8 0

3 years ago