The amount of force needed to keep a 0.5 kg football moving at a constant speed of 8 m/s

on frictionless ice is

What is a Vector and a scalar?

Compare the temperature and thermal energy of hot soup in a small mug and that of hot soup in a large bowl.

Describe the processes of fusion?

Astronauts on the first trip to mars take along a pendulum that has a period on earth of 1.09 s. the period on the other planet turns out to be 3.23 s. what is the free-fall acceleration on that other planet?

How does the speed of the different molecules that make up the air depend on their masses?

Steel is made of atoms of iron and carbon. Would iron and carbon form metallic bonds? Explain your answer choice.

A sprinter runs 200m west and 100 m east her displacement is

An ideal gas is at a pressure 1.00 Ã 105 n/m2 and occupies a volume 2.00 m3. if the gas is compressed to a volume 1.00 m3 while the temperature remains constant, what will be the new pressure in the gas?

A bicyclist rides with a constant speed of 7 m/s. What is his initial speed?

Which of these refers to tempo? a. pace of music or speed of beats per minute b. a consistent, periodic pulse that is separated into equivalent intervals of time c. placement of sounds at definite regular time intervals d.