Use free fall in a sentance

An element has three stable isotopes. One has a mass number of 63 and an abundance of 50%. The second has a mass number of 65 and an abundance of 30%. The third has a mass number of 67 and an abundance of 20%.

A cannonball is shot out of a long cannon and then a short cannon with the same amount of force. The short cannon cannonball has Group of answer choices more mometum, velocity, and impulse. more momentum only. more impulse only. less mometum.

Cold feedwater enters a 200-kPa open feedwater heater of a regenerative Rankine cycle at 70°C with a flow rate of 10 kg/s. Bleed steam is available from the turbine at 200 kPa and 160°C.

The cup has a mass of 0.025 kg and accelerated at a rate of 5m/s. how much force is the wind exerting the cup?

How does a radiosonde can be used to predict future weather conditions in a location?

A student analyzes data of the motion of a planet as it orbits a star that is in deep space. The orbit of the planet is considered to be stable and does not change over time. What can the student say about this initial observation?

The planet Jupiter has a mass that is equal to 318 times Earth's mass, an orbital radius of 5.21 AU, and an orbital velocity of 13.1 km/s. Earth's orbital velocity is 29.8 km/s.

I need this like right now! Which of the following indicates that an exothermic reaction has occurred? Temperature increases Heat is absorbed Salt is produced Water is formed

Is time the fourth dimension?

What is the speed of a proton after being accelerated from rest through a 5.6x107 V potential difference?