Which of these is true about the temperature of the Sun?

A.

The Sun is about the same temperature as Jupiter.

B.

The Sun is about the same temperature as Mercury.

C.

The Sun is much cooler than Neptune.

D.

The Sun is much hotter than Venus.

A common property of terrestrial planets is that : Select one: a. they all rotate in the same direction as they orbit b. they all have the exact same densities c. they all have satellites d. they all have iron cores

The overall force on an object after all the forces are added together is called what

Where are you likely to find the oldest oceanic crust? A. at transform boundaries between continental plates where the rocks exhibit normal polarity B. where the rocks exhibit reversed polarity D. near Oceanic trenches E. near oceanic ridges

How much longer does it take to inflate a balloon to a diameter of 28 inches instead of a diameter of 7 inches. assume the rate that air enters is constant?

A mysterious, bright, starlike object in the galaxy core? A. neutron star B. photosphere C. chromosphere

A sound from a source has an intensity of 270 db when it is 1 m from the source. what is the intensity of the sound when it is 3 m from the source?

What experimental term is it when a ruler is dropped to the floor?

Where is most of the energy from incoming waves focused? A. spit B. headland C. underwater D. barrier beach

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?