Scientists have found evidence that asteroids collided with Earth during its past. What have these impact events been connected to? A. neither global climate changes nor mass extinctions

B. both mass extinctions and global climate changes

C. global climate changes but not mass extinctions

D. mass extinctions but not global clim changes

it also supports my hypothesis. if you rest first you can squeeze the clothespin more times. from the data i collected the average of the eight people concluded exercise makes your muscles more fatigued and less able to squeeze the clothespin compared to resting before squeezing.

i got something better   a catchphrase here it is

ahem  

ahem

what the squwock

explanation:

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]