IN THE END, THERE WILL BE CHEMISTRY II
Based on a puzzle by Will Shortz

The two or three words in each clue below are the ending letters of longer words which belong in a particular category. Can you name the words and the category to which they belong?

For example, given the clue words FUR, DINE, STEN, the answer would be SULFUR, IODINE, and TUNGSTEN - three elements.

1)
MINI
CORN

2)
ALL
RING

3)
EAT
READ

4)
AT
ICE
HEAT

5)
IN
ACE
HOW

HINTS:
1. Signs
2. Seasons
3. Food
4. Grains
5. Horseracing 

Answers:

1)
GEMINI
CAPRICORN

2)
FALL
SPRING

3)
MEAT
BREAD

4)
OAT
RICE
WHEAT

5)
WIN
PLACE
SHOW