Which is more reliable-using a manual stop watch or using light gates?

Explain.

An object moving in a circle at a constant speed is accelerating. Why? A. because it is going faster B. because it has constant velocity C. because its direction is changing D. because the distance it is traveling is changing

Which statement accurately describes which subatomic particles are involved in nuclear and chemical reactions? A. Protons and neutrons are involved in nuclear reactions, while electrons are involved in chemical reactions. B.

When parking uphill on a two-way street with no curb, your front door wheels should be

A bullet has a mass of 0.0042kg. The muzzle velocity of the bullet coming out of the barrel of the rifle is 993m/s. What is the KE of the bullet as it exits the gun barrel?

What type of convergent boundary is Japan located at?

A number of food chains linked together

Inside a stereo speaker, you will find two permanent magnets: one on the cone and one near the cone. True of false?

When a hurricane nears land what causes the most damage

Calculate if an electric hair dryer uses 2,400 j of energy in 2 s, what is its power?

Which of the following choices best represents a potential stressor?