What two units of measurement are necessary for describing speed?

A baseball player catches a ball that has a mass of. 25 kg that was traveling at 40 m/s. The ball came to stop in her baseball glove in. 02s. What was the Force of the Impulse?

A container has a large cylindrical lower part with a long thin cylindrical neck open at the top. The lower part of the container holds 20.0 m3 of water and the surface area of the bottom of the container is 8.00 m2.

A particle with a mass of 6.67x10^-27 kg has a de Broglie wavelength of 7.22 pm. What is the particle's speed?

The energy needed to change an amount of a substance from a solid to a liquid is the

Cognitive, emotional, and physical reasons why adolescents engage in riskier behavior

Explain what each of the following scientists contribute to the atomic theory

A fully charged parallel-plate capacitor remains connected to a battery while a dielectric is slid between the plates. Do the following quantities increase, decrease, or stay the same? Select one or more: a. delta V increases b.

Energy is observed in two basic forms: potential and kinetic. Which of the following correctly matches these forms with a source of energy? a. the heat released from a living organism: potential energy b.

What should you do when operating a boat in large waves and high wind?

A planetary nebula forms when the outer layers are expelled from which type of star?