How many neutrons does element x have if it's atomic number is 27 and it's mass number is 74

What is a force and what units are used to measure force?

Nancy immediately remembers she had promised to return her grandmother's call from earlier this morning. What type of memory is being proposed here?

Mechanical (sound) waves to Earth from satellites. How is this possible? aves are unable to travel through a vacuum, such as through space, but radio waves are transmitted

You slide a breakfast plate along the counter toward your friend, but your friend misses it and the plate slides off the edge of the counter. The counter is 0.93 m high and the plate slides off at 0.61 m/s.

What is the difference between a constellation and an "asterism"? Name at least one commonly known asterism.

The rate at which veloity changes over time is known as - Question options: A. speed B. acceleration C. Newton D. force

Scientific method definition

An unwary football player collides with a padded goalpost while running at a velocity of 7.50 m/s and comes to a full stop after compressing the padding and his body 0.350 m. (a) What is his deceleration? (b) How long does the collision last?

If the force of friction resisting the students push is 4 N what is the net force acting on the board if the student is applying 10 N of force?

Suppose a well-designed optical instrument is composed of two converging lenses separated by 14 cm. The focal lengths of the lenses are 0.60 and 4.5 cm. Is the instrument a microscope or a telescope