When it gets that hot the evergreens can explode?

A fire hose ejects a stream of water at an angle of 35.0° above the horizontal. The water leaves the nozzle with a speed of 25.0 m/s.

The atomic number is similar to a finger print because? A. they can both have positive charge B. all elements share the same number C. No two elements have the same number

While standing on a bridge 40.0 m above the ground, you drop a stone from rest. when the stone has fallen 3.80 m, you throw a second stone straight down.

If you double the wavelength of a wave on a string, what happens to the wave speed and the wave frequency? Group of answer choices a) v is unchanged and f is halved. b) v is doubled and f is doubled. c) v is doubled and f is unchanged.

8. If an atom contains 12 protons and 10 neutrons, what's its mass number? A. 2 B. 10 C. 12 D. 22 What it's mass number?

What is the meaning of heredity

If you push on the sides of a filled balloon, how does the gas pressure inside the balloon change?

A car travels west for 240 km in 4 h. what is the car's velocity?

Dane is holding an 8 kilogram box 2 metres above the ground. How much energy is in the box's gravitational potential energy store? Assume Dane is on Earth, where g = 10 N/kg.

A spaceship takes off vertically from rest with an acceleration of 30.0 m/s 2. What magnitude of force F is exerted on a 53.0 kg astronaut during takeoff?