Prep 10/05/2016 Flashcards
1
Q
Upthrust
A
An upward force
2
Q
Indicator
A
A substance that shows wether something is acid or alkali
3
Q
Root Cell
A
A cell in the roots of a plant with no chloroplast
4
Q
Reductor
A
A device that reduces the current in a circuit
5
Q
Standard Unit (SI)
A
The unit used in science
6
Q
Sankey Diagram
A
Arrows that show how energy is transferred
7
Q
Sedimentary
A
A new rock formed by compressing small fragments of rock like sandstone.
8
Q
Litmus Paper
A
Indicator paper which turns red in acid and blue in alkali
9
Q
Non-contact Force
A
A force like gravity where nothing needs to touch
10
Q
Acid Rain
A
Rain that has a pH of less that 7
11
Q
Carcinogen
A
A substance that causes cancer
12
Q
Semiconductor
A
A material that conducts slightly like silicon
