From 70 mph, the hefty Challenger SRT Hellcat came to a stop in only 159 feet. Thatâs impressiveâand in the neighborhood of the 150- and 156-foot stops we recorded in our long-term Camaro and Mustang.
1 Answer. , works at Studying. Gas giants do have a solid core. Its mostly hard rock, and is surrounded by hydrogen and light gases. It is believed that due to the high pressure , the hydrogen near the core is metallic, but the exact physical composition is a mystery.
The outer of the planets are made mostly of gases like hydrogen, helium and nitrogen. 1  The Gas Giants-Jupiter and Saturn are composed of mainly hydrogen and helium.2  The Ice Giants-Uranus and Neptune are composed of hydrogen and helium but have much more methane and ices. 3  they are all made of liquid, too.onfidence votes 55. The outer of the planets are made mostly of gases like hydrogen, helium and nitrogen. 1  The Gas Giants-Jupiter and Saturn are composed of mainly hydrogen and helium. 2  The Ice Giants-Uranus and Neptune are composed of hydrogen and helium but have much more methane and ices.