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Background

Based on feedback from user testing (see: PhET Faraday's Law - Gatech Interviews Notes), a number of issues were observed. This "Grab and Release" interaction sketch aims to address a number of these issues.

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Region #Magnet Release Alert TextRegion #Magnet Release Alert Text
1, 4, 9

“Released above and left of coil.”

15“Released just right of coil.”
2, 5, 6, 7, 10“Released, above coil.”16“Released right of coil.”
3, 8. 11

“Released above and right of coil.”

17“Released below and left of coil.”
12“Released left of coil.”18“Released just below coil.”
13“Released just left coil.”19“Released below and right of coil.”
14“Released inside coil.”


“Released
Region #Magnet Release Alert Text
1

“Released at top left of play area, far from both coils.”

2

“Released above 2 loop coil, Far from 4 loop coil.”

3

“Released at top right of play area, far from both coils.”

4
Region #Magnet Release Alert Text
1“Released above left of 2 loop coil
, far from 4 loop coil below
.”
5
12
“Released just
"Released left of
2 loop coil,
4 loop coil
below
.
”“Released inside
"
6
2"Released just above 2 loop coil
.”
"
7
13
“Released
"Released just
right
left of
2 loop coil,
4 loop coil
below
.
"
8
3
“Released
"Released above right of 2 loop coil
, far from
"14"Released inside 4 loop coil
below
.
"
9
4
“Released
"Released left of
both coils.
2 loop coil
above,
"15"Released just right of 4 loop coil
below
.
”“Released very close to both coils. 2 loop coil above,
"
10
5"Released just left of 2 loop coil"16"Released right of 4 loop coil
below
.
”“Released right of both coils.
"
11
6"Released inside 2 loop coil
above, 4 loop coil below.”12“Released
"17"Released below left of 4 loop coil
, far from 2 loop coil above.”13“Released just left of 4 loop coil,
."
7"Released just right of 2 loop coil
above
.
"
14“Released inside
18"Released just below 4 loop coil.
"
15
8
“Released just right of 4 loop coil,
"Released right 2 loop coil
above
.
"
16
19
“Released
"Released below right of 4 loop coil
, far from 2 loop coil above.”17“Released at bottom left of play area, far from
."




9"Released left of both coils.
"
18

“Released below 4 loop coil, Far from 2 loop coil.”

19“Released at bottom right of play area, far from both coils.”
11"Released right of both coils."
10"Released between both coils."

Example Text Alert Interaction

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