2nd grade Earth Science

Question 1

Water is constantly moving from Earth to the air and back again. What is this called?

Accepted Answer

The Water Cycle

Question 2

How long does it take for the Earth to revolve around the sun?

Accepted Answer

1 year

Question 3

What is a group of stars that forms a picture?

Accepted Answer

constellation

Question 4

True or False: Weather can change quickly.

Accepted Answer

True

Question 5

What are all stars made of?

Accepted Answer

hot gases

Question 6

How does the earth move around the sun?

Accepted Answer

It revolves

Question 7

Earth, Saturn, Mercury, and Mars are ...

Accepted Answer

planets

Question 8

What gives the Earth ligth and heat?

Accepted Answer

sun

Question 9

The sun is a ...

Accepted Answer

star

Question 10

What do you use to measure temperature?

Accepted Answer

thermometer

Question 11

All stars are made of hot gas, but how can they can be different?

Accepted Answer

size, color, and distance from Earth

Question 12

The moon looks different each night. The different ways it looks are called what?

Accepted Answer

phases

Question 13

True or False: Rain, sleet, snow, and hail are types of percipitation.

Accepted Answer

True

Question 14

About how long does it take for the Moon to revolve around Earth?

Accepted Answer

28 days

Question 15

True or False: Plants and animals do not change with the seasons.

Accepted Answer

False

Question 16

What is it called when the sun heats water and changes it to a gas?

Accepted Answer

evaporation

Question 17

Water is constantly present in the air as a gas. What is this called?

Accepted Answer

water vapor

Question 18

Our moon revolves around Earth. True or False?

Accepted Answer

True

Question 19

The days are shorter in what season?

Accepted Answer

winter

Questions 19