A train travels from over city to another its initial velocity is lower than its final velocity this is a example of

a. velocity

b. neg acceleration

c. speed

d. pos acceleration

Which hemisphere is experiencing summer in july?

Pure substances can be classified as blank or compounds

Professional application dr. john paul stapp was u. s. air force officer who studied the effects of extreme deceleration on the human body.

Geophysicists have estimated that the temperature at the center of the Earth's core is at least 5000°C. Express this temperature in Fahrenheit degrees. CA 8703 °F B 9032°F C 10,087°F D 5609°F

2NaClO = 2NaCl + O2 what kind of reaction is happening

ne mole of an ideal gas is expanded from a volume of 1.00 liter to a volume of 8.41 liters against a constant external pressure of 1.00 atm. How much work (in joules) is performed on the surroundings? Ignore significant figures for this problem.

Is physical science part of physics?

Which statement is true about the atomic mass?

Velocity is: а - speed and direction. b - distance divided by time. c - always the same as speed. distance multiplied by time. d - distance multiplied by time

The gauge pressure in each of the four tires of an automobile is 230 kpa. if each tire has a "footprint" of 180 cm2 (area touching the ground), determine the mass of the car.