riddles for Primary. Pls help

1. )I am a lady in red,
Sometimes short,sometimes tall
When i am short, you just need a thin T-shirt.
When I grow tall, You have to wear a thick coat,
And hurriedly close your windows.

What am I ? _________

2.) Branches grow on my head,
Spotted clothes I wear.
I like to eat grass,
But I am neither a donkey nor a horse,
And I can run fast like the wind.

What am I ?__________

3.) I can run but never walk,
Have a mouth but never talk,
Have a bed but never sleep,
Have a head but never weep?

What am I ?______________

4.) There lives have I.
Gentle enough to soothe the skin,
Light enough to caress the sky
Hard enough to crack rocks.

What am I ? __________________

5.) Larger, larger and larger
If you try your best to pump.
Higher, higher and higher,
I am now up in the sky.

What am I ? _________________

6.) I look at you, you look at me
I raise my right, you raise your left
What is this object?

What am I ? ____________________

Pls help !!!