An earthquake shakes a snow-covered mountain. The fresh snow slides down. It's an avalanche!

Mixtures And Solutions Exist Everywhere And Students Will Learn How Some Materials Mix Easily While Others Won't Mix At All. Gives Examples Students Can Use To Make A Physical Mixture And Gives Detailed Information On How Different Components Make Up Different Solutions.

Water rushes out to sea out of nowhere. Suddenly, huge waves come crashing inland. It's a tsunami!

Hot magma rises to the earth's surface. Smoke bursts from the volcano and lava flows out. It's a volcanic eruption!

Back in the 1800s, information travelled slowly. Who would dream of instant messages? Samuel Morse, that's who! Who travelled to France, where the famous telegraph towers relayed 10,000 possible codes for messages depending on the signal arm positions - only if the weather was clear? Who imagined a system that would use electric pulses to instantly carry coded messages between two machines, rain or shine? Long before the first telephone, who changed communication forever? Samuel Morse, that's who! This dynamic and substantive biography celebrates an early technology pioneer. Perfect for fans of Gene Barretta's popular inventor series.