What are the advantages of using a telescope compared to making observations with the naked eye?

When James sprayed liquid deodorant under his arm, the spot felt cold. Which sentence best explains why?

A student is building a simple circuit with a battery, light bulb, and copper wires. When she connects the wires to the battery terminals, the light bulb does not light up. Which of the following could explain why the bulb does not light? A.

You are climbing in the High Sierra where you suddenly find yourself at the edge of a fog-shrouded cliff. To find the height of this cliff, you drop a rock from the top and 8.

Which of the following parts of John Dalton's atomic theory, if correct, would have made it impossible for Marie Curie's discovery that new elements can be produced when elements are bombarded with neutrons? All matter is made of atoms.

As a fire truck approached Mary, the pitch of the siren got higher. once the fire truck passed and moved away, the sirens pitch got lower. this change in pitch is because in the sound waves

How do you best determine whether j/m2 and m*s2/n are equivalent units?

Which is the most important radiation conduction or convection? Explain

A compressed spring has 16.2 J of elastic potential energy when it is compressed 0.30 m. What is the spring constant of the spring?

A smart phone charger delivers charge to the phone, in the form of electrons, at rate of - 0.75 C/s. How many electrons are delivered to the phone during 45 min of charging?

Which type of wave can transmit energy through a vacuum?