A white-blue star is hotter than a red star. t f

The famous clock tower in London has a minute hand that is 14 feet long. How far does the tip of the minute hand of Big Ben travel in 35 minutes?

A tennis ball is dropped from 1.13 m above the ground. It rebounds to a height of 0.876 m. With what velocity does it hit the ground? The acceleration of gravity is 9.8 m/s2. (Let down be negative.) Answer in units of m/s.

The heat released by burning candle is an example of thermal energy

What is the mass of a stone moving at a speed of 15 meters/second and having a momentum of 7.5 kilogram·meters/second?

The earth exerts a gravitational force of 500 N on an object. What is the mass of the object in kg

What happens to the volume when temperature is held constant and the pressure is increased to 125 kPa

A 1,500.0 kg car hits a brick wall with a force of 60.0 N in 1.75 seconds. What is the change in the momentum of the car?

Consider the equation 2KBr + Cl2 → KCl + Br2. What type of reaction is this?

Talia is on a trip with some friends. In the first 2 hours, they travel 100 miles. Then they hit traffic and go only 30 miles in the next hour. The last hour of their trip, they drive 75 miles

A sample of gas has a volume of 25L at a pressure of 200 kPa and a temperature of 25°C. What would be the volume if the pressure were increased to 250 kPa and the temperature were decreased to 0°C?