1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Serga [27]
3 years ago
12

To determine the absolute age of rocks and fossils, geologists use _____.

Chemistry
1 answer:
Pavlova-9 [17]3 years ago
7 0

Answer:

The rates of decay of radioactive elements

Explanation:

The age of a rock in years is called its absolute age. Geologists find absolute ages by measuring the amount of certain radioactive elements in the rock. When rocks are formed, small amounts of radioactive elements usually get included.

You might be interested in
Express the following numbers as decimals: (a) 1.52 x 10^-2, (b) 7.78 x 10^-8, (c) 1 x 10^-6, (d) 1.6001 x 10^3.
Alchen [17]

Answer :

(a) 0.0152

(b) 0.0000000778

(c) 0.000001

(d) 1600.1

Explanation :

Scientific notation : It is the representation of expressing the numbers that are too big or too small and are represented in the decimal form with one digit before the decimal point times 10 raise to the power.

For example :

5000 is written as 5.0\times 10^3

889.9 is written as 8.899\times 10^{-2}

In this examples, 5000 and 889.9 are written in the standard notation and 5.0\times 10^3  and 8.899\times 10^{-2}  are written in the scientific notation.

(a) 1.52\times 10^{-2}

The standard notation is, 0.0152

(b) 7.78\times 10^{-8}

The standard notation is, 0.0000000778

(c) 1\times 10^{-6}

The standard notation is, 0.000001

(d) 1.6001\times 10^{3}

The standard notation is, 1600.1

5 0
3 years ago
1. Drug dependence from drug abuse​
tia_tia [17]

Answer:

✅

Explanation:

DON'T USE DRUGS BECAUSE IT IS GOING DEATH

4 0
2 years ago
Can synthetic chemicals have origins in nature, or are they completely man-made? Give examples and
Aneli [31]
Yes they can have origins in nature. A bunch of the elements on the periodic table are chemicals and this are basic substances and cannot be man made.
6 0
3 years ago
Which process releases energy by breaking down glucose and other food molecules in the presence of oxygen?
FinnZ [79.3K]
Cellular respiration

is the process that releases energy by breaking down glucose and other food molecules in the presence of oxygen

5 0
3 years ago
Read 2 more answers
g Which statement concerning the structure of the atom is correct? Protons and neutrons have most of the mass and occupy most of
qaws [65]

Protons and neutrons have most of the mass but occupy very little of the volume of the atom.

7 0
3 years ago
Other questions:
  • An irregular object with a mass of 18.00 kg displaces 2.50 L of water when placed in a large overflow container. Calculate the d
    14·1 answer
  • What three things happen in order for a chemical reaction to occur?
    5·1 answer
  • A storm is missing the fact of different sauce on melting points for patches of ice of equal size a rip roped off in a different
    12·1 answer
  • In the reaction A + B C, doubling the concentration of A doubles the reaction rate and doubling the concentration of B does not
    9·1 answer
  • a sample of cesium metal reacted completely with water, evolving 48.1 ml of dry H2 at 19C and 768 mmHg. what is the equation for
    7·1 answer
  • Using the Periodic Table, predict which elements will have similar chemical properties or reactivity
    14·1 answer
  • Can an elment have more than a single bond with another element ?
    9·1 answer
  • A 62.6-gram piece of heated limestone is placed into 75.0 grams of water at 23.1°C. The limestone and the water come to a final
    13·1 answer
  • 117 milligrams (mg) of purified product was isolated from a chemical reaction. This experimental yield of product represents a 8
    12·1 answer
  • SKJIEDHISJLKDSKSJKA HELPP
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!