3. A carpenter uses a crowbar to remove the top of a box. The top has a resistance of 500 N. The

carpenter applies an input force of 250 N. What is the mechanical advantage of the crowbar?

aw-Hill Companies, In

The game was first named "Jeu de Paume" which meant "game of the hand" -true or False

In order for generators to work, this type of energy must be harvested: A. chemical energy B. neuclear energy C. mechanical energy D. electrical energy

During an equinox, the number of daylight hours and nighttime hours are nearly equal all over the world. true or false?

A hanging titanium wire with diameter 2.0 mm (2.0 * 10-3 m) is initially 2.5 m long. When a 9 kg mass is hung from it, the wire stretches an amount 0.605 mm. A mole of titanium has a mass of 48 grams, and its density is 4.51 g/cm3.

The astronomer who was imprisoned by the church for announcing his scientific discovery was

The Burj Khalifa in Dubai is the tallest building in the world at about 828 m. A daredevil climbs to the top of the building and sees the the Boulevard Plaza 2 (141 m tall) about 300 m away.

Suppose the initial position of an object is zero, the starting velocity is 3 m/s and the final velocity was 10 m/s. The object moves with constant acceleration. Which part of a velocity bs.

Identify which type of scientist would use spectroscopy for each purpose. Identification of the composition of the sun and stars: Determination of chemical bonds: Prediction of the efficiency of possible laser materials: Identification of harmful

The distance a wave moves from resting position

Which of the advantages to social media as a new media could also be viewed as a disadvantage