Which of the following most likely causes the rate of a chemical reaction to increase

A) Decreasing the reaction temperature

B) slowing down the reacting molecules

C) taking away heat from the reaction

D) adding heat to the reaction

Suppose I launch a charged particle into a uniform magnetic field. The particle will trace out a circular path in the field.

How many people in the world think that the earth is flat?

The electromagnetic spectrum is composed of many colors that possess different wavelengths. Which color possesses the shortest?

Why isn't the level of water in aquifer always the same?

Crickets chirpy and milada jump from the top of a vertical cliff. chirpy drops downward and reaches the ground in 2.70 s, while milada jumps horizontally with an initial speed of 95.0 cm>s.

A train leaves the train station at noon and travels at a constant speed of vt = 50 mi/hr on a straight track. 2 hr later, a car leaves the same train station and travels in the same direction at vc = 70 mi/hr on a road next to the train track.

The radius of the sun is about 700,000,000 meters, the radius of the planet Venus is about 6,000,000 meters, and the radius of the supergiant star Betelheuse is about 500,000,000,000 meters. Which of these statements is true (t) or false (f) ? A.

A cat starded at a distance of 5.4 m from your front door and began walking directly away from it. 2 minutes later, the cat was 9.3 m from your door if d is distance of the cat from the door what is d

A. True b. False: If you lose engine power or control and cannot get completely off the road, turn on your emergency flashers.

Explain the difference between charging by induction and charging by contact.