How many oxygen (O) atoms are in a molecule of SiO2?
O A. 1
OB. 3
C. 4
D. 2

Abaseball picther can throw a ball at about 90 miles per hour, v = 40 m/s, on solid rock ground. we now put him into space. when he throws the ball, which weighs mb = 0.15 kg moves away from himat the same speed. how long does it take the ball thrown in space to travel the 30 meters to the batter? he weighs mp = 100kg

Write the correct abbreviation for each metric unit

The dot diagram represents the motion of the motorcycle as it moves from left to right