Physical (14-16)

Neglecting air resistance, at what angle, in degrees, should a projectile be fired from ground level in order to maximize its range?

A particle initially at rest had a constant acceleration applied to it for 12 seconds, at which point it had been displaced by 216 meters from its original position. What was the magnitude, in meters per second squared, of the applied acceleration?

What area of chemistry is concerned with studying the rates of chemical reactions?

Gluons are the carrier of what fundamental force?

• W) Gravity

• X) Strong Force

• Y) Centripetal Force

• Z) Weak Force

What particle was found as a result of historic cathode ray experiments?

• W) Quark

• X) Proton

• Y) Neutron

• Z) Electron

A discharged capacitor is connected to a DC battery. One-half second after the connection is made, an ammeter in line with the capacitor shows that the current is 1.2 amps. As you continue to watch the ammeter, what will you see?

• W) The current will remain constant at 1.2 amps

• X) The current will stay constant at 1.2 amps and then rapidly drop to zero

• Y) The current will slowly increase to a maximum and then slowly decrease to zero

• Z) The current will steadily decrease to zero

According to alkane nomenclature, the two in 2-methylpentane indicates the position of what functional group?

Which of the following is the correctly balanced equation for the electrolysis of water?

• W) $H_2O$  yields  $H_2$   +  $O_2$  

• X)  $H_2$   +  $O_2$   yields  $H_2O$  
  

• Y)   2 $H_2O$   yields   2 $H_2$   +  $O_2$   

•  Z)   2 $H_2$   +  $O_2$   yields 2 $H_2O$  

What is the term for the amount of energy required to homolytically break a bond between two atoms? 

• W) Activiation Energy

• X) Bond Dissociation

• Y) Endothermic

• Z) Exothermic

What is the kinetic energy, in joules, of an object with a mass of 15 kilograms and a velocity of 5 meters per second?