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自然科學
國小五六年級
題目預覽
目前顯示 10 道題目中的前 5 道——免費註冊即可匯入完整題庫，和全班一起玩。
1
What does speed measure?
A
How fast an object moves
B
How long an object takes to stop
C
How heavy an object is
D
How far an object travels
2
Which formula correctly shows the relationship between speed, distance, and time?
A
Speed = Distance + Time
B
Speed = Distance × Time
C
Speed = Time ÷ Distance
D
Speed = Distance ÷ Time
3
A car travels 150 kilometers in 3 hours. What is its average speed?
A
45 km/h
B
60 km/h
C
50 km/h
D
55 km/h
4
If a cyclist rides at a constant speed of 20 km/h for 2.5 hours, how far does the cyclist travel?
A
40 km
B
55 km
C
45 km
D
50 km
5
A train travels 240 kilometers at a speed of 80 km/h. How long does the journey take?
A
4 hours
B
5 hours
C
2 hours
D
3 hours