Telescopes work by using optics which means light true or false

I don't know what category to put this in so forgive me if it's not the right one

If you have 240.0 mL of water at 25.00 °C and add 100.0 mL of water at 95.00 °C, what is the final temperature of the mixture? Use 1.00 g/mL as the density of water.

A bowl of cherries is on the table and you push on it with a force of 35N, it undergoes a frictional force of 8N. What is the acceleration of the 2kg bowl of cherries? Also, what is the normal force?

Is a marble rolling across the table kinetic energy

As a sound wave moves from the source to the ear of a listener, particles of air vibrate back and forth in the same direction and the opposite direction of energy transport.

Henry was given this cool toy for his birthday; he can use it to tell how fast someone is going at that moment in time. the toy must calculate the persons ... average velocity average speed acceleration instantaneous speed

Juan is interested in finding out whether hummingbirds are attracted to some flowers more than others. In what order should Juan perform the steps of his experiment?

Will make Brainlest! <3 Metals are considered to be good conductors of heat. How do the specific heat values indicate this?

Which example identifies a change in motion that produces acceleration? choices are: 1. a speed skater moving at a constant speed on a straight track 2. a ball moving at a constant speed around a circular track 3.

Which of the following diagnostic procedures uses ultrasound?

Why is it easier to read black text on a white background than to read green text of any light color?