6 - Which of the following properties is the strong evidence which proved that the cathode rays exist in all materials? a. They have a thermal effect. b. They move in straight lines. c. They consist of very fine particles. d. They don't differ either in behavior or in nature if the material of the cathode is changed.

To transport large substances in and out of the cell, structures called (3) Need help? Review these concept resources. are made by the cell.

Sobre una recta \( x \) tienen los runtos ancecutivos \( A, B, C \) y \( D \). Calcular \( A D \) si \( A C=6, B C=4 \) y \( B D=8 \)

At the Flyer Factory, the assembly line produces 102 computers in a batch. The computers are packaged in boxes with 25 each. If 10 batches are made in one day, how many computers will be leftover at the end of it?

The Gerson family is setting up for their fundraiser for the Art Museum. There will be 156 adults and 78 children coming in the evening. Each table holds 12 people. How many tables will they need for all guests?

3. จำนวนนับข้อใดที่มี 7 เป็นตัวประกอบทั้งหมด ก. \( 14,21,35 \) ข. \( 15,28,42 \) ก. \( 21,29,35 \) ง. \( 28,42,50 \)