Worksheets科学比一比
Total questions: 32
Worksheet time: 32mins
Name
Class
Date
1.
以下哪种活动会带给水里的生物负面影响
Which of the following activities will have a negative impact on the biology of the water
I 设立国家公园Set up a national park
II 工厂排出废水The factory discharges waste water
III 轮船在海洋上漏油The ship is leaking on the ocean
IV 立法禁止大量砍伐森林Legislation prohibits substantial deforestation
Which of the following activities will have a negative impact on the biology of the water
I 设立国家公园Set up a national park
II 工厂排出废水The factory discharges waste water
III 轮船在海洋上漏油The ship is leaking on the ocean
IV 立法禁止大量砍伐森林Legislation prohibits substantial deforestation
a)
I 和II
b)
II 和 III
c)
I 和 IV
d)
II 和 IV
2.
以下哪项说明是不正确的？
Which of the following statements is incorrect?
Which of the following statements is incorrect?
a)
力能够改变物体的形状
Force can change the shape of an object
Force can change the shape of an object
b)
拉小提琴是只须运用拉力Play the violin is only necessary to use the pull
c)
两人对推时，用力较小的人将会后退
Two people on the push, the less powerful people will be move back
Two people on the push, the less powerful people will be move back
d)
不论两人是互推或互拉，他们所使的力的方向都是与对方相反的
Whether the two are pushing or pulling each other, the direction of their forces is opposite to the other
Whether the two are pushing or pulling each other, the direction of their forces is opposite to the other
3.
如何减少门发出吱吱的声音？
How to reduce the door to make noisy sound?
How to reduce the door to make noisy sound?
a)
用椅子挡着门
Block the door with a chair
Block the door with a chair
b)
不许任何人把门打开
Do not allow anyone to open the door
Do not allow anyone to open the door
c)
在门夹之间涂上油脂
Coated with lubricant
Coated with lubricant
d)
在门缝之间塞上一些纸
Block the door with paper
Block the door with paper
4.
什么是速度？
What is speed?
What is speed?
a)
物体所占据的空间
The space occupied by the object
The space occupied by the object
b)
两个点之间的距离
The distance between the two points
The distance between the two points
c)
完成一个动作的时间
Complete the time of an action
Complete the time of an action
d)
物体在某段时间内所经过的距离
The distance the object travels over a certain period of time
The distance the object travels over a certain period of time
5.
物体W在20秒内滑行了100m，它的速度是多少？
Slide the object W 100m in 20 seconds, its speed is ？
Slide the object W 100m in 20 seconds, its speed is ？
a)
5m/s
b)
10m/s
c)
15m/s
d)
50m/s
6.
细菌无法在怎样的情况下生长？
Bacteria can not grow under what circumstances?
I室内indoor
II阴暗的地方Dark place
III干燥的环境Dry environment
IV过度寒冷的环境Cold environment
Bacteria can not grow under what circumstances?
I室内indoor
II阴暗的地方Dark place
III干燥的环境Dry environment
IV过度寒冷的环境Cold environment
a)
I 和 II
b)
I 和 III
c)
II 和 III
d)
III 和 IV
7.
把食物放置在哪里可以避免腐坏？
Where to place the food to avoid spoilage?
Where to place the food to avoid spoilage?
a)
低温的环境
Low temperature
Low temperature
b)
凉爽的教室
Cool classroom
Cool classroom
c)
猛烈的太阳下
Under the fierce sun
Under the fierce sun
d)
阴凉的室内环境
Cool room
Cool room
8.
什么因素会导致环境素质变差？
What factors can lead to deterioration of the quality of the environment?
What factors can lead to deterioration of the quality of the environment?
a)
越来越多人抽烟
More and more people smoke
More and more people smoke
b)
人类的生活改善了
The human life has improved
The human life has improved
c)
人类没有好好保护环境
Humans do not take good care of the environment
Humans do not take good care of the environment
d)
人们发明了越拉越多新产品
People invented many new products
People invented many new products
9.
废物在哪些环境下会加速腐烂？
What environment does waste accelerate rot
I温度适中Moderate temperature
II真空状态Vacuum state
III放在冰块里Put in the ice
IV曝露在空气中Exposed to air
What environment does waste accelerate rot
I温度适中Moderate temperature
II真空状态Vacuum state
III放在冰块里Put in the ice
IV曝露在空气中Exposed to air
a)
I 和 II
b)
I 和 IV
c)
II 和 III
d)
III 和 IV
10.
可以被微生物分解的废物称为什么？
What is the waste that can be decomposed by microorganisms?
What is the waste that can be decomposed by microorganisms?
a)
有机废物
Organic waste
Organic waste
b)
溶化废物
Melting waste
Melting waste
c)
金属废物
Metal waste
Metal waste
d)
非金属废物
Non - metal waste
Non - metal waste
11.
以下哪个关于月食的说明是不正确的？
Which of the following statements about the moon eclipse is not correct?
Which of the following statements about the moon eclipse is not correct?
a)
月食发生的时间比月食久
Moon eclipses occur longer than the eclipse
Moon eclipses occur longer than the eclipse
b)
月食和影子的形成是相同的原理。
The formation of moon eclipses and shadows is the same principle
The formation of moon eclipses and shadows is the same principle
c)
月食是由于地球随着本身的轴心自转而形成的。
The mooneclipse is due to the formation of the earth with its own axis of rotation
The mooneclipse is due to the formation of the earth with its own axis of rotation
d)
当太阳、地球与月球排出直线时，会发生月食。
When the sun, the earth and the moon in a straight line, will occur moon eclipse.
When the sun, the earth and the moon in a straight line, will occur moon eclipse.
12.
月全食发生时，我们看到的月球是什么颜色？
What is the color of the moon when we see the lunar eclipse?
What is the color of the moon when we see the lunar eclipse?
a)
白色white
b)
蓝色blue
c)
粉红色pink
d)
暗红色dark red
13.
微生物具备什么特征？
What are the characteristics of microorganisms?
I 会呼吸Will breathe
II 会生长Will grow
III 会繁殖Will breed
IV 会移动Will move
What are the characteristics of microorganisms?
I 会呼吸Will breathe
II 会生长Will grow
III 会繁殖Will breed
IV 会移动Will move
a)
I 、II 和 III而已
b)
I 、II 和 IV
c)
II 、III 和 IV
d)
I 、II 、III 和 IV
14.
以下哪项是机械的定义？
Which of the following is a mechanical definition?
I 减轻工作负担reduce the burden of work
II 提高工作效率to improve work efficiency
III 能改变力的方向can change the direction of force
IV 能改变力的大小can change the size of the force
Which of the following is a mechanical definition?
I 减轻工作负担reduce the burden of work
II 提高工作效率to improve work efficiency
III 能改变力的方向can change the direction of force
IV 能改变力的大小can change the size of the force
a)
I 、II 和 III而已
b)
I 、III 和 IV而已
c)
II 、III 和 IV而已
d)
I 、 II 、III 和 IV
15.
工厂大量应用机械来代替人力，这会带来什么好处？
Factory with machinery to replace manpower, which will bring any benefits?
Factory with machinery to replace manpower, which will bring any benefits?
a)
提高成本
Increase costs
Increase costs
b)
提高生产量
Increase production
Increase production
c)
减低环境的污染
Reduce environmental pollution
Reduce environmental pollution
d)
减轻工人的工作负担
Reduce the workload of workers
Reduce the workload of workers
16.
星座有什么用途？
What is the use of the constellation?
I 辨认方向Identify direction
II 预测季节prediction season
III 预知未来Predict the future
IV 确定播种的日子Determine the date of sowing
What is the use of the constellation?
I 辨认方向Identify direction
II 预测季节prediction season
III 预知未来Predict the future
IV 确定播种的日子Determine the date of sowing
a)
I 、II 和 IV
b)
I 、III 和 IV
c)
II 、III 和 IV
d)
I 、II 、III 和 IV
17.
以下哪种不是群居动物？
Which animals of the following is not living in groups ?
Which animals of the following is not living in groups ?
a)
企鹅penguin
b)
大象Elephant
c)
老虎tiger
d)
蜜蜂bee
18.
摩擦力有什么好处？
What are the benefits of friction?
What are the benefits of friction?
a)
行走时不会滑到
Do not slip when walking
Do not slip when walking
b)
工作变得跟费力
Work becomes laborious
Work becomes laborious
c)
使车轮更容易打滑
Make the wheel easier to slip
Make the wheel easier to slip
d)
摩擦力不会产生热能
Friction does not produce heat
Friction does not produce heat
19.
以下哪项活动使用了拉力？
Which of the following activities using the pull?
Which of the following activities using the pull?
a)
踢球
play football
play football
b)
拔河
Tug of war
Tug of war
c)
推轮椅
Push the wheelchair
Push the wheelchair
d)
推开车门
Push the door open
Push the door open
20.
以下哪些动物会促进废物腐化？
Which of the following animals will promote waste corruption?
I 蚯蚓 earthworm
II 蜗牛 snails
III 白蚁 white ant
IV 蟑螂 cockroach
Which of the following animals will promote waste corruption?
I 蚯蚓 earthworm
II 蜗牛 snails
III 白蚁 white ant
IV 蟑螂 cockroach
a)
I 、II 和 III
b)
I 、II 和 IV
c)
II 、III 和 IV
d)
I 、II 、III 和 IV
21.
在探讨科学知识的过程中，作出假设后，我们应该做什么？
After making hypothesis, what should we do?
After making hypothesis, what should we do?
a)
作出结论
Make a conclusion
Make a conclusion
b)
控制变数
Control variable
Control variable
c)
记录实验结果
Record the results of the experiment
Record the results of the experiment
d)
准备材料和用具
Prepare materials and utensils
Prepare materials and utensils
22.
凯琳要测量一只乌龟的质量，把乌龟挂上吊钩之前，他应该怎么做？
Kailin to measure the quality of a turtle, the turtle hanging hook before, how should he do?
Kailin to measure the quality of a turtle, the turtle hanging hook before, how should he do?
a)
把弹簧秤清理干净
Clean the 3/5000TánhuángchèngSpring balance
Clean the 3/5000TánhuángchèngSpring balance
b)
在指针涂上一些润滑油
Apply some oil
Apply some oil
c)
确定要读取的单位是克或牛顿
Make sure that the unit to be read is g or Newton
Make sure that the unit to be read is g or Newton
d)
拉动挂钩，以防指针卡在弹簧秤的外壳上
Pull the hook to prevent the pointer in the spring balance card casing
Pull the hook to prevent the pointer in the spring balance card casing
23.
以下哪项显示工具X操作是涉及的能的转换。
电能 去到 热能 +动能 + 声能
Which of the following shows that the tool X operation is involved in the energy change.
electric energy to heat energy+ kinetic energy + sound energy
电能 去到 热能 +动能 + 声能
Which of the following shows that the tool X operation is involved in the energy change.
electric energy to heat energy+ kinetic energy + sound energy
a)
手机
Mobile phone
Mobile phone
b)
吹风筒
hair dryer
hair dryer
c)
电视机
television
television
d)
洗衣机
washing machine
washing machine
24.
什么是可更新的能源？
What is renewable energy?
What is renewable energy?
a)
可以更换新的种类的能源
Can replace the new type of energy
Can replace the new type of energy
b)
可以被创造或消灭的能源
Can be created or destroyed by energy
Can be created or destroyed by energy
c)
可以被任何物体使用的能源
Energy that can be used by any object
Energy that can be used by any object
d)
可以被补充，用之不竭的能源
It may be supplemented With endless energy
It may be supplemented With endless energy
25.
哪项工具适合用来测量球的圆周？
Which tool suitable for measuring the circumference of the ball?
Which tool suitable for measuring the circumference of the ball?
a)
短尺
ruler
ruler
b)
皮尺
c)
米尺
Meters ruler
Meters ruler
d)
三角尺
Triangle ruler
Triangle ruler
26.
一个小货柜可以容纳20个正方形的物体，其高度是30cm，宽度是40cm，长度是50cm。
请问小货柜的体积是？
A small container can hold 20 square objects, the height is 30cm, the width is 40cm, the length is 50cm.The small container volume is?
请问小货柜的体积是？
A small container can hold 20 square objects, the height is 30cm, the width is 40cm, the length is 50cm.The small container volume is?
a)
6m3
b)
3m3
c)
1.6m3
d)
1.2m3
27.
宝宝在瓷砖地面上学走路时，跌倒了。
如何解决以上的问题？
When the baby walks on the tiled floor, it falls.How to solve the problems?
如何解决以上的问题？
When the baby walks on the tiled floor, it falls.How to solve the problems?
a)
给他穿上布鞋
wear shoes
wear shoes
b)
在他的鞋底贴上胶布
c)
给他穿上保护脚的袜子
To help him get socks to protect feet
To help him get socks to protect feet
d)
给他穿上底部有颗粒的袜子
Give him a sock with particles
Give him a sock with particles
28.
永健想制作一个透明的模型船，他可以应用以下哪个材料？
Yongjian want to make a transparent model boat, which of the following materials can be applied to him?
Yongjian want to make a transparent model boat, which of the following materials can be applied to him?
a)
铝罐
Aluminum cans
Aluminum cans
b)
手套
gloves
gloves
c)
塑料瓶
plastic bottle
plastic bottle
d)
玻璃片
Glass pieces
Glass pieces
29.
什么是距离？
What is the distance?
What is the distance?
a)
物体是否有移动
b)
两个点之间的距离
c)
物体移动的快慢程度
d)
物体可以移动的最远的距离
30.
可以怎样处理吃不完的芒果？
How handle the remaining mango?
How handle the remaining mango?
a)
放进冰箱里冷冻
Put it in the freezer
Put it in the freezer
b)
用塑料袋包裹起来
Wrapped in plastic bags
Wrapped in plastic bags
c)
用醋和糖溶液来腌渍
Pickled with vinegar and sugar solution
Pickled with vinegar and sugar solution
d)
洗干净后收进盒子里
After washing put into the box
After washing put into the box
31.
我们应以什么方法来处理食物残渣才妥当？
What method should we use to handle the food residue?
What method should we use to handle the food residue?
a)
淹埋
b)
焚烧
c)
再循环
d)
制成堆肥
32.
我们应以什么方法来处理食物残渣才妥当？
What method should we use to handle the food residue?
What method should we use to handle the food residue?
a)
淹埋
b)
焚烧
c)
再循环
d)
制成堆肥
100 %
