Will the tv remote still work if you put a piece of newspaper in front of the sensor?

When an element is heated in a bunsen burner flame, the resulting color of the flame changes can be used to identify the element.

Consider the position of a ball thrown down with an initial speed of 15.0 m/s. what will be its position after 2.16 s? let the initial position be 0. the acceleration due to gravity is 9.806 m/s 2.

A 5000 kg elephant steps onto a larg spring and compresses it from 1 m long to 50cm long what is the spring constant of the spring

What is light? 1. A wave of vibrating electric and magnetic energy 2. A wave that travels by compressions 3. A wave that travels by rarefractions 4. A state of matter

Which of the following describes a chemical change A. burning paper B. freezing water C. melting ice D. bending a wire

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

Launch the simulation, then answer the question Which statement is not correct regarding the deformation of a circular shaft in torsion? Cross sections remain flat. Longitudinal lines remain straight. Circular sections remain circular.