科学科评估一

When we touch cat fur, we find that it is ____________.

• Rough

• Soft

• Hard

• Slippery

Which group of objects has the same clarity of shadow?

• Glass sheet and glasses

• Mineral water bottle and thermos

• Watermelon and sunglasses

• Frosted glass and glass cup

The volume of water in the graduated cylinder on the left is _____ ml.

• 20

• 30

• 40

• 50

The clothes that have been hung for 3 hours are still wet, make a deduction.

• It rained, and mom didn't bring the clothes in.

• The weather that day was sunny.

• The wind was very strong.

• The clothes may still need to be dried in the sun tomorrow.

Blindfolded, Xiangxiang knows there is a mosquito flying around him, which sense organ did he use to detect the mosquito?

• Eyes

• Nose

• Ears

• Skin

Why do plants in the box grow towards the hole?

• To seek food

• To absorb sunlight

• To avoid sunlight

• To breathe air

Predict what the animal in the left image will look like when it grows up?

Which student follows the rules of the science room?

What is the function of the left teeth?

• Grind food

• Tear food

• Cut food

• Crush food

How many milk teeth are there in total?

• 18

• 20

• 28

• 32