What is temperature? question 10 options:
a. an indirect measure of heat energy
b. the same thing as heat energy
c. a direct measure of internal kinetic energy
d. the amount of calories in a substance
e. a direct measure of external kinetic energy

Ineed asap! list 3 examples in which friction us or makes things easier in our daily life. explain the effect of friction for each. *make sure you explain the effect of friction for each example! *

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

1. explain how you calculate the net force in any direction on the box. 2. suppose an upward force of 15n is added to the box. what will be the net vertical force on the box? 3. what force could be applied to the box to make the net force in the horizontal direction zero? explain. 4. suppose a force of 25n to the right is added to the box. what will be the net force to the right?