Author Question: A fossil is found in a layer of strata below one layer dated at 8 million years. From this we can ... (Read 84 times)

tiara099 · **on:** Jul 27, 2018

A fossil is found in a layer of strata below one layer dated at 8 million years. From this we can deduce the age of the fossil to be

A) between 7 and 8 million years old
B) we can tell nothing about the fossil's age from this data
C) older than 8 million years
D) younger than 7 million years

Question 2

A boy releases his 2.0 kg toy, from rest, at the top of a sliding-pond inclined at 20 above the horizontal. What will the toy's speed be after sliding 4.0 m along the sliding-pond? The coefficient of kinetic friction is 0.20.

A) 3.0 m/s
B) 4.4 m/s
C) 2.2 m/s
D) 5.2 m/s
E) 3.5 m/s