Which statement correctly describes what transpires during a chemical reaction?(1 point) A catalyst weakens the bonds of the reactants lowering the activation energy.

A catalyst strengthens the bonds of the reactants increasing the activation energy.

A catalyst weakens the bonds of the reactants increasing the activation energy.

A catalyst strengthens the bonds of the reactants lowering the activation energy.

How is the motion of the particles of water at 80 ⁰c different from the motion of the particles of water when it is 30 ⁰c?

Which of the following statements about protists are true? a.they are typically found in moist environments. b.they are all unicellular. c.they have a nucleus. d.they are all multicellular.

Grade 91.)the gravitational pull from the moon words).2.) what is the rate of gravitational 3.)if you drop a hammer, is it more likely to drop handle side down, head side down, or equal chance that it will land either way? why? 4.)a car moves 60km east and 90km west.a.) what is the distance the car traveled? b.) what is the car's displacement5.)what is the average velocity of a car that moved 60 km south in 3 hours? 6.) a car starts from rest and acceleration to 60 m/s over a time of 5 seconds. what is the acceleration of the car? 7.)what is the speed of an object at rest?