Ques: The particles in matter are always moving. The more energy they have, the faster they move.  If particles in matter move more slowly, they likely have more or less energy?
Ans: less

Ques: The harder the batter hits the ball, the greater will be its acceleration.  Dan hits a car with his car. Dan was going only twenty miles an hour, and the other car was stopped. If Dan had hit the car going forty miles an hour, the stopped car would be moved more or less?
Ans: more

Ques: As the liquid particles lose energy, their movement slows down even more. As their movements become slower and slower, the attractive forces between become stronger.  When we are tired and running out of energy while running what will happen speed up or slow down?
Ans: slow down

Ques: Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature.  If Milo removes carbon atoms from his alkane while working in his science lab, what happens to the melting point of that alkane increases or decreases?
Ans:
decreases