When divided by Δt, (vf - vi) is used to determine which characteristic?

speed

direction

acceleration

displacement

Why is a blob of putty inelastic

The femur has cross-sectional area of 0.0006 m^2. At what load would it break (given to you the compressive strength of femur is 180000000 N/m^2

A push or pull is called a force. Unbalanced forces can cause objects to move in many ways but not to move faster. B) move slower. C) change direction. D) float in the air.

Which of the following stretch the neck A) shoulder shrug B) calf stretch C) hurdler stretch D) saddler stretch

which of the seasons is celebrated by many northern cultures with festivals, often symbolizing rebirth?

How much heat is contained in 100 kg of water at 60.0 °C?

Which of the following statements is the best definition of weather? Weather is the current conditions in the atmosphere. Weather is the usual conditions in the atmosphere. Weather is the average conditions in the atmosphere.

Analyze: In the series circuit what characteristic was common throughout the experiment? What changed as you added more light bulbs?

StA A boat takes off from the dock at 2.5 m/s and speeds up at 4.2 m/s2 for 6.0 s. How far has the boat traveled? Round your answer to the nearest whole number.

In Part A, you determined that the heat added to the coffee is what you got. If it takes 4.2 J of energy to raise the temperature of 1.0 mL of coffee by 1.0∘C, then it should take twice as much energy to raise the temperature of 2.