# Why are radioactive isotopes not useful for dating sedimentary rocks?

2 answers

###### Question:

why are radioactive isotopes not useful for dating sedimentary rocks?

## Answers

Sedimentary rocks can be dated using radioactive carbon, but because carbon decays relatively quickly, this only works for rocks younger than about 50 thousand years. So in order to date most older fossils, scientists look for layers of igneous rock or volcanic ash above and below the fossil.

Answer:Sedimentary rocks can be dated using radioactive carbon, but because carbon decays relatively quickly, this only works for rocks younger than about 50 thousand years. So in order to date most older fossils, scientists look for layers of igneous rock or volcanic ash above and below the fossil. can u mark mr brailestStep-by-step explanation:

#### Similar Solved Questions

1 answer

### 9 students volunteer for a committee. How many different 6-person committees can be chosen?a. 1 b. 362,880 c. 60,480 d. 84

9 students volunteer for a committee. How many different 6-person committees can be chosen?a. 1 b. 362,880 c. 60,480 d. 84...

2 answers

### Before it was transferred to Napoleon in 1802, the Louisiana Territory belonged to a. Louisiana. c. the United States. b. Spain. d. France.

Before it was transferred to Napoleon in 1802, the Louisiana Territory belonged to
a.
Louisiana.
c.
the United States.
b.
Spain.
d.
France....

1 answer

### PLEASE HELP !!! C. For n = 2d2-5 when d= -2, what does n equal?

PLEASE HELP !!!
C. For n = 2d2-5 when d= -2, what does n equal?...

1 answer

### What happens if you drink juice instead of water? reddit?

What happens if you drink juice instead of water? reddit?...

1 answer

### A toddler kicks a ball a distance of 15 feet. The maximum height of the ball above the ground is 4 feet. If the point at which the child kicks the ball is the origin and the flight of the ball can be approximated by a parabola, find an expression for the quadratic function that models the ball's path.

A toddler kicks a ball a distance of 15 feet. The maximum height of the ball above the
ground is 4 feet. If the point at which the child kicks the ball is the origin and the flight of
the ball can be approximated by a parabola, find an expression for the quadratic function
that models the ball's pat...

1 answer

### Mitochondria & chloroplasts are similar in that they both ________; but are different in that mitochondria, but not chloroplasts, ______________.

Mitochondria & chloroplasts are similar in that they both ________; but are different in that mitochondria, but not chloroplasts, ______________....

1 answer

### Jcpenney looks at several capabilities when selecting a paper supplier. these organizational buying criteria include on-time delivery, the availability, quality and quantity of selected grades of paper, forestry management and sustainable practices, and price. this examination would be done during the __________ stage of the organizational buying decision process.

Jcpenney looks at several capabilities when selecting a paper supplier. these organizational buying criteria include on-time delivery, the availability, quality and quantity of selected grades of paper, forestry management and sustainable practices, and price. this examination would be done during t...

1 answer

### What is the greatest common factor of 72 and 48 and 96?

What is the greatest common factor of 72 and 48 and 96?...

2 answers

### Solve 10x + 16 _> 6x +20 A. X _> 9 B. X _> 1 C. X _< 1 D. X _< 9

Solve 10x + 16 _> 6x +20
A. X _> 9
B. X _> 1
C. X _< 1
D. X _< 9...

1 answer

### Rewrite equation in the slope intercept to and graph 4x+3y=-21

Rewrite equation in the slope intercept to and graph
4x+3y=-21...

1 answer

### Define liquidity risk and explain how it relates to bonds and bond yields.

Define liquidity risk and explain how it relates to bonds and bond yields....

1 answer

### 1. What is the equation of the line that is perpendicular to the line y = -2x + 12 and passes through point (-2, 8)? A. y = 1/2x - 7 B. y = -1/2x +7 C. y = 1/2x + 7 D. y = -1/2x - 7

1. What is the equation of the line that is perpendicular to the line y = -2x + 12 and
passes through point (-2, 8)?
A. y = 1/2x - 7
B. y = -1/2x +7
C. y = 1/2x + 7
D. y = -1/2x - 7...

1 answer

### Your grandmother left you $3000 in her will. if you invest this money and leave it in an account that return 6% per year, how much will you have in 30 years?

Your grandmother left you $3000 in her will. if you invest this money and leave it in an account that return 6% per year, how much will you have in 30 years?...

1 answer

### The ratio of players to fans is 4:20. The ratio of the number of Yankee fans to Red Sox fans is 5:4. There are 200 Yankee fans. How many players are there?

the ratio of players to fans is 4:20. The ratio of the number of Yankee fans to Red Sox fans is 5:4. There are 200 Yankee fans. How many players are there?...

2 answers

### To save a presentation to the hard drive on your computer, you should choose A. Rename B. Print C. Download As D. Share 30 Points!!

To save a presentation to the hard drive on your computer, you should choose
A. Rename
B. Print
C. Download As
D. Share
30 Points!!...

1 answer

### (awarding brainliest) PLS HELP ME i’m not that smart. using 3.14 or 22/7 ( rounding to the nearest hundredth if necessary) What is the CIRCUMFERENCE of these 3 circles.

(awarding brainliest) PLS HELP ME i’m not that smart.
using 3.14 or 22/7 ( rounding to the nearest hundredth if necessary) What is the CIRCUMFERENCE of these 3 circles....