What is the difference between washing of clothes at home and washing by dry cleaning at laundry

If the load on Pulley E is 20N, how much effort is needed to life it?

A 2.1 times 103 - kg car starts from rest at the top of a 5.0 - m - long driveway that is inclined at 20 deg with the horizontal. If an average friction force of 4.

Why does interacting in sexual intercourse feel so good?

What type of fuel is burned in a nuclear power plant? A. fossil fuels such as coal B. minerals like uranium C. nothing is burned; the plant runs on a chain reaction instead of burning

Why might one get mercury poisoning from eating tuna every day

Two masses are separated by 1 m. suppose the masses are moved so they are 2 m apart how will the gravitational force change

Bob rubs a piece of fur on a hand rubber rod, giving the rod a negative charge. what happens?

The period of a simple pendulum is 3.8 s. the length of the pendulum is doubled. what is the period t of the longer pendulum? t = s

True or false - sound waves can travel across outer space.

In which one of the following locations can a person hear the echo of a sound? a. At least 33.2 meters behind the reflecting surface b. Less than 16.6 meters in front of the reflecting surface c. Less than 33.2 meters behind the reflecting surface d.