Tools used as nut crackers by chimps and birds

In a movie, the heroine saves the day by cutting a wire before the time runs out on a timer. How did she change the circuit? a. She changed a short circuit to an open circuit. b. She changed an open circuit to a closed circuit. c.

What is the process that occurs when water vapor is cooled and changes from a gas to a liquid

Suppose that a wave forms in shallow water. The depth of the water d (in feet) and the velocity of the wave v (in feet per second) are related by the equation v = sqrt 32d. If a wave forms in water with a depth of 8.5 feet, what is its velocity?

Electromagnetic induction means that moving a magnet through a loop of wire creates an electric current. true or false

What are three characteristic properties of matter?

What is the name of the area surrounding earth that is influenced by earth's magnetic field?

A 15 g turntable is covered with a uniform layer of dry ice that has a mass of 9.0 g. The angular speed of the turntable and dry ice is initially 0.75 rad/s. What is the angular speed of the turntable once all the dry ice has evaporated?

Rainwater was collected in water collectors at thirty different sites near an industrial basin and the amount of acidity (pH level) was measured. The mean and standard deviation of the values are 4.60 and 1.10 respectively.

A hot air balloon is rising straight up at a constant speed of 7 m/s. when the balloon is 12.0 m/s above the ground, a gun fires a pellet straight up from ground level with an initial speed of 30.0 m/s.

The atmosphere is an). O element O molecule O mixture O compound