What are the representative particles of elements, ionic compounds, and covalent compounds called?

If the mass of a moving object were quartered, it's inertia would be

What is the weight of a 10kg object that is moving at 5m/s

What is the magnitude of the momentum of the 0.057-kg tennis ball when it travels at a speed of 33 m/s?

If Siobhan hits a 0.25 kg volleyball with 0.5 N of force, what is the acceleration of the ball?

how does the size of the force exerted by earths gravity on a car compare with the force the car exerts on earth?

Consider the moment when the spring is at its maximum compression. At that moment, the kinetic energy, the gravitational potential energy, and the elastic potential energy are, respectively, a - zero, at a maximum, and at a maximum b - at a maximum,

Ari, a young patient who is regularly treated by a psychiatrist, feels compelled to carry out repetitive tasks the same way very frequently. If Ari does not conduct these tasks with extreme precision, he can feel extremely nervous and uncomfortable.

A friend says, "Stars produce energy by a fusion chain reaction of helium into hydrogen." Evaluate the validity of this statement. A) It is an valid statement. Stars produce energy by a fusion chain reaction of hydrogen into helium.

If the mass of a material is 42 grams and the volume of the material is 15 cm^3, what would the density of the material be? answer: Unit:

35. An object of mass m moving at speed v0 strikes an object of mass 2m which had been at rest. The first object bounces backward along its initial path at speed v0.