Determine whether or not there can be forces acting on an object that is at rest

One reason it's often easy to miss and action reaction pair is because of?

A toy plane has a mass of 2.5 kg and is 18 m above the ground. It is moving at 4.5 m/s. How much mechanical energy does the toy plane have? 416 J 441 J 466 J 491 J

Why does a glass rod become positively charged when it is rubbed with a silk cloth? The electrons from the glass rod are transferred to the silk cloth. The protons from the glass rod are transferred to the silk cloth.

What color is the three month hood sticker

Participant observation as a research strategy is an essential part of which subfield of anthropology?

would the phases of the moon be affected if the moon didn't make one rotation for each revolution of earth?

What kinetic energy has 1 tone car traveling at 15 m/s

Ceres is a dwarf planet located in the main asteroid belt.

Which solid is the best thermal insulator A. brass b. ice C. styrofoam D. copper

When a high-mass star explodes, which of the following is left over in the center? A. Black hole B. Neutron star C. White Dwarf D. either a or b