All the solutions provided in McGraw Hill My Math Grade 2 Answer Key PDF Chapter 10 Review will give you a clear idea of the concepts.
McGraw-Hill My Math Grade 2 Chapter 10 Review Answer Key
Vocabulary Check
Complete each sentence.
hour
half hour
quarter hour
minute
A.M.
P.M.
digital
analog
Question 1.
The long hand on an analog clock is the ______________ hand.
Answer:
minute
Explanation:
The long hand on an analog clock is the minute hand.
Question 2.
The short hand on an analog clock is the ______________ hand.
Answer:
hour
Explanation:
The short hand on an analog clock is the hour hand.
Question 3.
15 minutes is a ______________.
Answer:
quarter hour
Explanation:
15 minutes is a quarter hour.
Question 4.
30 minutes is a ______________.
Answer:
half hour
Explanation:
30 minutes is a half hour.
Question 5.
A clock that uses hands to show the time is an ______________ clock.
Answer:
analog
Explanation:
A clock that uses hands to show the time is an analog clock.
Question 6.
A clock that uses numbers to show the time is a ______________ clock.
Answer:
digital
Explanation:
A clock that uses numbers to show the time is a digital clock.
Question 7.
The hours from noon to midnight are ______________.
Answer:
P.M.
Explanation:
The hours from noon to midnight are P.M..
Question 8.
The hours from midnight to noon are _______________.
Answer:
A.M.
Explanation:
The hours from midnight to noon are A.M..
Concept Check
Read the time. Write the time.
Question 9.
Answer:
Explanation:
The long hand on an analog clock is the minute hand.
The short hand on an analog clock is the hour hand.
The given analog clock is showing the time 5:45
Question 10.
Answer:
Explanation:
The long hand on an analog clock is the minute hand.
The short hand on an analog clock is the hour hand.
The given analog clock is showing the time 4:10
Question 11.
Answer:
Explanation:
The long hand on an analog clock is the minute hand.
The short hand on an analog clock is the hour hand.
The given analog clock is showing the time 6:40
Tell what time is shown. Draw the hands on each clock.
Question 12.
Answer:
Explanation:
The long hand on an analog clock is the minute hand.
The short hand on an analog clock is the hour hand.
The given digital clock is showing the time 7:35
Question 13.
Answer:
Explanation:
The long hand on an analog clock is the minute hand.
The short hand on an analog clock is the hour hand.
The given analog clock is showing the time 4:25
Question 14.
Answer:
Explanation:
The long hand on an analog clock is the minute hand.
The short hand on an analog clock is the hour hand.
The given digital clock is showing the time 6:55
Circle the best choice.
Question 15.
Walk the dog.
11:45
A.M.
P.M.
Answer:
11:45 A.m.
Explanation:
11:45 A.m.
Because we cannot make a walk at night
Question 16.
Go hiking.
2:30
A.M.
P.M.
Answer:
2:30 P.M.
Explanation:
Go hiking is done in the after noon
so, it is 2:30 p.m.
The hours from noon to midnight are P.M..
Question 17.
Wash dinner dishes.
6:30
A.M.
P.M.
Answer:
6:30 p.m.
Explanation:
We will be having the dinner in evening
so, it is 6:30 p.m.
The hours from noon to midnight are P.M..
Problem Solving
Question 18.
On a clock, the hour hand is between the 2 and 3. The minute hand is on the 5. What time is it? Show the time on both clocks.
Answer:
Explanation:
Short hand represent the hours and the long hand represent the minutes
the digital and analog clock showing the time 2:25
Question 19.
The time is 9:00. In 6 hours, Greg will leave school. What time will it be in 6 hours? Circle A.M. or P.M.
____________ A.M. P.M.
Answer:
P.M.
Explanation:
The kids return to home from school in the after noon
the hours between noon and midnight is P.M.
so, the time is 3:00 P.M.
Question 20.
Derek has baseball practice at 2:30. Luke has practice at 4:15. Show the times on the clocks. Write the time and circle if it would be A.M. or P.M.
Answer:
Explanation:
Derek has baseball practice at 2:30.
Luke has practice at 4:15.
The hours from noon to midnight are P.M..
Test Practice
Question 21.
The boat picked up passengers every half hour. If the first boat arrives at 8:00 A.M., when will the fourth boat arrive?
(A) 12:00 P.M.
(B) 10:00 A.M.
(C) 9:30 A.M.
(D) 10:30 A.M.
Answer:
B
Explanation:
4 half hours is 2 hours
8 + 2 = 10
so, the fourth boat arrive at 10:00 A.M.
Reflect
Show the ways to write and use time.
Draw the hands. Write the time.
Answer:
Explanation:
The long hand on an analog clock is the minute hand.
The short hand on an analog clock is the hour hand.
The given analog clock is showing the time 4:00
Write the time.
Answer:
Explanation:
The long hand on an analog clock is the minute hand.
The short hand on an analog clock is the hour hand.
The given analog clock is showing the time half past 10:00.
Skip count by 5s. Tell the time.
Skip count by fives. The time is _____________.
Answer:
Explanation:
The long hand on an analog clock is the minute hand.
The short hand on an analog clock is the hour hand.
The time is 9:35 in the given analog clock.
Draw the hands. Write the time.
Answer:
Explanation:
The long hand on an analog clock is the minute hand.
The short hand on an analog clock is the hour hand.
first analog clock is showing 5:15
and the second analog clock is showing 5:30