true-or-false
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| The suns ray are always vertical over the equator true or false |
|
1 | 832 | July 15, 2019 |
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| The suns ray are always vertical over the equator true or false |
|
1 | 832 | July 15, 2019 |